Research Topics
| D ArmstrongSummaryAffiliation: King's College London Country: UK Publications
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Publications
Screening: mapping medicine's temporal spacesDavid Armstrong
Department of Primary Care and Public Health Sciences, King s College London, London SE1 3QD, UK
Sociol Health Illn 34:177-93. 2012....
An implementation research agendaMartin P Eccles
Institute of Health and Society, Newcastle University, Newcastle upon Tyne, UK
Implement Sci 4:18. 2009..This editorial presents the summary of the CERAG report and recommendations...
General practitioners' perceptions of the effectiveness of medical interventions: an exploration of underlying constructsFlorian Vogt
Health Psychology Section, Department of Psychology, Institute of Psychiatry, King s College London, Bermondsey Wing, 5th Floor, London SE1 9RT, UK
Implement Sci 5:17. 2010..Some of the failure of evidence-based medicine to be implemented may be more explicable if both dimensions were attended to...
Trial Protocol: Communicating DNA-based risk assessments for Crohn's disease: a randomised controlled trial assessing impact upon stopping smokingSophia C L Whitwell
Health Psychology Section, Department of Psychology, King s College London, Guy s Campus, London, UK
BMC Public Health 11:44. 2011....
Trial Protocol: Using genotype to tailor prescribing of nicotine replacement therapy: a randomised controlled trial assessing impact of communication upon adherenceTheresa M Marteau
Psychology Department at Guy s, Health Psychology Section, King s College London, 5th floor Bermondsey Wing, Guy s Campus, London SE1 9RT, UK
BMC Public Health 10:680. 2010..II Amongst smokers who fail to quit at six months, motivation to make another quit attempt is lower when informed that their oral dose of NRT was tailored to genotype rather than phenotype...
Differential effects of pre and post-payment on neurologists' response rates to a postal surveyRichard A A Kanaan
Department of Psychological Medicine, Institute of Psychiatry, King s College London, London, UK
BMC Neurol 10:100. 2010....
The relationship between general practice characteristics and quality of care: a national survey of quality indicators used in the UK Quality and Outcomes Framework, 2004-5Mark Ashworth
Department of General Practice and Primary Care, King s College London School of Medicine at Guy s, King s College and St Thomas Hospitals, London, UK
BMC Fam Pract 7:68. 2006..We aimed to determine the relationship between the quality of primary care, as judged by the total QOF score, social deprivation and practice characteristics...
Chronic illness: epidemiological or social explosion?David Armstrong
Department of General Practice, King s College London, London, UK
Chronic Illn 1:26-7; discussion 28-9. 2005
A comparison of GPs and nurses in their approach to psychological disturbance in primary care consultationsDavid Armstrong
Department of General Practice, 5 Lambeth Walk, London, UK
Health Soc Care Community 13:108-11. 2005..This observation raises the question of whether this use of scarce time resource in the consultation is appropriate...
Impediments to policy implementation: the offer of free installation of central heating to an elderly community has limited uptakeD Armstrong
Department of General Practice and Primary Care, King s College London, 5 Lambeth Walk, London SE11 6SP, UK
Public Health 120:161-6. 2006..This study examined the success of a local initiative to provide free installation of central heating for a group of elderly people...
The impact of papers in Sociology of Health and Illness: a bibliographic studyDavid Armstrong
Department of General Practice, King s College, London
Sociol Health Illn 25:58-74. 2003..In particular, 'successful' papers have provided important theoretical constructs for the field while exploration of aspects of identity has been a recurrent focus...
The role of etiquette and experimentation in explaining how doctors change behaviour: a qualitative studyDavid Armstrong
King s College, London, London SE11 6SP
Sociol Health Illn 28:951-68. 2006..The study identified two mechanisms, clinical etiquette and clinical experimentation, however, that enabled change to occur within the constraints imposed by the commitment to clinical autonomy...
Embodiment and ethics: constructing medicine's two bodiesDavid Armstrong
Department of General Practice, King s College London, London, SE11 6SP
Sociol Health Illn 28:866-81. 2006..Further, in a parallel thread I describe contemporary developments in public health and explore the similarities and connections between the two...
The myth of concordance: response to Stevenson and ScamblerDavid Armstrong
Kings College London, UK
Health (London) 9:23-7. 2005
Health-related quality of life and the transformation of symptomsDavid Armstrong
Department of General Practice, King s College London, London, UK
Sociol Health Illn 29:570-83. 2007..Other contemporary examples of these free-floating symptoms reinforce the argument that the nature and meaning of symptoms has been transformed over recent decades...
Clinical autonomy, individual and collective: the problem of changing doctors' behaviourDavid Armstrong
GKT Department of General Practice and Primary Care, King s College London, 5 Lambeth Walk, SE11 6SP, London, UK
Soc Sci Med 55:1771-7. 2002....
Origins of the problem of health-related behaviours: a genealogical studyDavid Armstrong
Department of General Practice and Primary Care, King s College London School of Medicine, UK
Soc Stud Sci 39:909-26. 2009..Finally, in the 21st century it has become stabilized as a core dimension of health and illness...
Diagnosis and nosology in primary careDavid Armstrong
King s College London, 5 Lambeth Walk, London SE11 6SP, United Kingdom
Soc Sci Med 73:801-7. 2011....
Motivating general practitioners to change their prescribing: the incentive of working togetherM Ashworth
GKT Department of General Practice, Kings College London, 5 Lambeth Walk, London SE11 6SP, U K
J Clin Pharm Ther 25:119-24. 2000..Setting: General practice covering a geographical locality within inner-city south London. Subjects: All 72 general practitioners who had joined a GP Commissioning Group. Main outcome measures: questionnaire responses...
General practitioners' perceptions of sharing workload in group practices: qualitative studyRuben Branson
Department of General Practice, King's College London, London SE11 6SP
BMJ 329:381. 2004..CONCLUSION: Resentment about perceived inequalities in workload places a further burden on general practices. The issue of working together warrants further support...
Do adult emotional and behavioural outcomes vary as a function of diverse childhood experiences of the public care system?A Dregan
Division of Primary Care and Public Health Sciences, King s College London, UK
Psychol Med 41:2213-20. 2011..Longitudinal data from the 1970 British Cohort Study were used to examine the long-term adult outcomes of those who, as children, were placed in public care...
What constructs do GPs use when diagnosing psychological problems?David Armstrong
Department of General Practice, Guy s, King s and St Thomas School of Medicine, Kings College London
Br J Gen Pract 54:580-3. 2004..The mismatch between general practice and psychiatric diagnosis of psychological problems has been frequently reported...
Does the treatment of gastroesophageal reflux disease (GERD) meet patients' needs? A survey-based studyRoger Jones
King s College London, GKT Department of General Practice and Primary Care, UK
Curr Med Res Opin 22:657-62. 2006..A number of different therapies are prescribed to control the disease. This survey-based study was carried out to assess patients' and physicians' perceptions of GERD and its treatment...
In the psychiatrist's chair: how neurologists understand conversion disorderRichard Kanaan
Department of Psychological Medicine, Weston Education Centre, Institute of Psychiatry, London, UK
Brain 132:2889-96. 2009..One reason for the model's persistence may be that it is employed as a diagnostic device, used to differentiate between those unexplained symptoms that could, in principle, have a medical explanation and those that could not...
Limits to truth-telling: neurologists' communication in conversion disorderRichard Kanaan
King s College London, Department of Psychological Medicine, Institute of Psychiatry, London, UK
Patient Educ Couns 77:296-301. 2009..This study reports how neurologists in the UK described dealing with this dilemma in their practice...
Clinical and economic outcomes from the UK pilot psychiatric services for personality-disordered offendersZoë Fortune
Health Services and Population Research Department Institute of Psychiatry, King s College London, London, UK
Int Rev Psychiatry 23:61-9. 2011..Treatment costs at six-month follow-up were also significantly higher. Implications are discussed...
Partnership effects in general practice: identification of clustering using intra-class correlation coefficientsMark Ashworth
Department of General Practice and Primary Care, Guy s, King s and St Thomas School of Medicine, King s College London, 5 Lambeth Walk, London SE11 6SP
Br J Gen Pract 53:863-5. 2003..The ICC statistic is a useful tool for exploring homogeneity and heterogeneity within general practice partnerships...
Women and health care professionals' preferences for Down's Syndrome screening tests: a conjoint analysis studyAmanda J Bishop
Psychology and Genetics Research Group, King's College London, UK
BJOG 111:775-9. 2004..This may result in screening policies that overweight timing in the selection of a test to the relative neglect of tests associated with lower miscarriage rates and higher detection rates but conducted later in pregnancy...
Patients' responses to risk information about the benefits of treating hypertensionD Misselbrook
Department of General Practice, Guy s, King s and St Thomas s School of Medicine, London
Br J Gen Pract 51:276-9. 2001..If this same information was presented to patients--so enabling them to give proper informed consent--would this affect their decision to be treated?..
The effects on GP prescribing of joining a commissioning groupM Ashworth
GKT Department of General Practice and Primary Care, Kings College London, London, UK
J Clin Pharm Ther 27:221-8. 2002..The opportunity to study potential prescribing change arose with the formation of a limited number of Primary Care Commissioning Groups (PCCGs), a precursor of Primary Care Groups (PCGs) and Primary Care Trusts (PCTs)...
Conceptualising the patientDavid Armstrong
Department of General Practice, GKT School of Medicine, King's College London, 5 Lambeth Walk, London SE11 6SP, UK
J Health Serv Res Policy 7:245-7. 2002
The construction of a new evaluative GERD questionnaire--methods and state of the artDavid Armstrong
McMaster University, Hamilton, Ont, Canada
Digestion 75:17-24. 2007....
Eliciting patients' concerns: a randomised controlled trial of different approaches by the doctorMalcolm McLean
Henfield Medical Centre, West Sussex
Br J Gen Pract 54:663-6. 2004..Although a 'patient-centred' approach to general practice consultation is widely advocated, there is mixed evidence of its benefits...
A comparison of narrative and table formats for presenting hypothetical health states to patients with gastrointestinal or pulmonary diseaseHolger J Schunemann
McMaster University Health Sciences Centre, Room 2C12, Hamilton, Ontario, L8N 3Z5, Canada
Med Decis Making 24:53-60. 2004..Investigators should consider using the table presentation for describing health states to subjects who are not familiar with these states of health...
A randomized controlled trial of laparoscopic nissen fundoplication versus proton pump inhibitors for treatment of patients with chronic gastroesophageal reflux disease: One-year follow-upMehran Anvari
Centre for Minimal Access Surgery, Department of Surgery, St Joseph s Healthcare, 50 Charlton Ave E, Hamilton, ON, L8N 4A6 Canada
Surg Innov 13:238-49. 2006..Patients controlled on long-term proton pump inhibitor therapy for chronic gastroesophageal reflux disease are excellent surgical candidates and should experience improved symptom control after surgery at 1 year...
The impact of illness in patients with moderate to severe gastro-esophageal reflux diseaseSamer El-Dika
Division of Gastroenterology, Veterans Affairs Medical Center, Salem, Virginia, USA
BMC Gastroenterol 5:23. 2005..Gastro-esophageal reflux disease (GERD) is a common disease. It impairs health related quality of life (HRQL). However, the impact on utility scores and work productivity in patients with moderate to severe GERD is not well known...
Validation of a short questionnaire in English and French for use in patients with persistent upper gastrointestinal symptoms despite proton pump inhibitor therapy: the PASS (Proton pump inhibitor Acid Suppression Symptom) testDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Can J Gastroenterol 19:350-8. 2005....
Provider and patient perspectives regarding health care for war-related health concernsJamie D Davis
Deployment Health Clinical Center, Walter Reed Army Medical Center, Washington, DC, USA
Patient Educ Couns 68:52-60. 2007..To gain insight about Department of Defense providers' and health care beneficiaries' opinions regarding provider-patient communication of health care for post-deployment health concerns...
A randomized multicenter trial to evaluate simple utility elicitation techniques in patients with gastroesophageal reflux diseaseHolger J Schunemann
Department of Medicine, School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, New York, USA
Med Care 42:1132-42. 2004..We evaluated whether the administration of marker states improves measurement properties of the FT and SG...
The influence of demographic factors and health-related quality of life on treatment satisfaction in patients with gastroesophageal reflux disease treated with esomeprazoleAlessio Degl' Innocenti
AstraZeneca R and D, 431 83 Mölndal, Sweden
Health Qual Life Outcomes 3:4. 2005..The objective of this study was to assess correlates of treatment satisfaction in patients with GERD receiving a proton pump inhibitor, esomeprazole...
Accuracy of bracket placement by orthodontists and inexperienced dental studentsDavid Armstrong
Department of Orthodontics, Faculty of Dentistry, Sydney Dental Hospital, The University of Sydney, Surry Hills, NSW, Australia
Aust Orthod J 23:96-103. 2007..Well-finished orthodontic treatment begins with accurate positioning of the brackets on the teeth...
Canadian credentialing guidelines for esophagogastroduodenoscopyTerry Ponich
Division of Gastroenterology, University of Western Ontario, London, Canada
Can J Gastroenterol 22:349-54. 2008
Validation of the GSFQ, a self-administered symptom frequency questionnaire for patients with gastroesophageal reflux diseasePierre Pare
Division of Gastroenterology, Centre Hospitalier Affilié Universitaire de Québec Hôpital St Sacrement, 1050 Chemin Ste Foy, Quebec City, Quebec G1S 4L8, Canada
Can J Gastroenterol 17:307-12. 2003..The present article presents the validation of the short, self-administered GERD Symptom Frequency Questionnaire (GSFQ)...
The relationship between social deprivation and the quality of primary care: a national survey using indicators from the UK Quality and Outcomes FrameworkMark Ashworth
Honorary Senior Lecturer, King s College London School of Medicine at Guy s, King s College and St Thomas Hospitals, London
Br J Gen Pract 57:441-8. 2007..The existence of health inequalities between least and most socially deprived areas is now well established...
Low prevalence of Helicobacter pylori infection in Canadian children: a cross-sectional analysisIdit Segal
Department of Pediatrics, Division of Gastroenterology, BC Children s Hospital, Vancouver, Canada
Can J Gastroenterol 22:485-9. 2008..To date, few studies have assessed the prevalence of H pylori in Canadian children, with studies limited to Aboriginal communities and single tertiary care centres from Ontario and Quebec...
Motion - All patients with GERD should be offered once in a lifetime endoscopy: arguments for the motionDavid Armstrong
McMaster University Medical Centre, Hamilton, Canada
Can J Gastroenterol 16:549-51. 2002..The published evidence suggests that the application of clear guidelines would not overwhelm health care resources, and that fewer than 20% of patients with Barrett's esophagus would eventually undergo endoscopic surveillance...
Preference-based antithrombotic therapy in atrial fibrillation: implications for clinical decision makingMalcolm Man-Son-Hing
Elisabeth Bruyere Research Institute and Division of Geriatric Medicine, University of Ottawa, Ottawa, Ontario, Canada
Med Decis Making 25:548-59. 2005..The authors compared the thresholds for antithrombotic treatment from studies that determined or modeled the treatment preferences of patients with atrial fibrillation with recommendations from clinical practice guidelines...
Cetylated fatty acids improve knee function in patients with osteoarthritisRobert Hesslink
Hesslink Ventures, San Diego, California, USA
J Rheumatol 29:1708-12. 2002..CFA may be an alternative to the use of nonsteroidal antiinflammatory drugs for the treatment of OA...
Early relief of upper gastrointestinal dyspeptic symptoms: a survey of empirical therapy with pantoprazole in Canadian clinical practiceDavid Armstrong
McMaster University Medical Centre, Hamilton, Canada
Can J Gastroenterol 16:439-50. 2002..Aim: To assess the range of upper gastrointestinal acid-related symptoms in clinical practice and the rapidity of their response to pantoprazole (40 mg daily), after seven days of therapy...
Esomeprazole 40 mg and 20 mg is efficacious in the long-term management of patients with endoscopy-negative gastro-oesophageal reflux disease: a placebo-controlled trial of on-demand therapy for 6 monthsNicholas J Talley
Department of Medicine, University of Sydney, Clinical Science Building, Nepean Hospital, Penrith, Australia
Eur J Gastroenterol Hepatol 14:857-63. 2002..On-demand therapy may offer an effective approach to the long-term management of gastro-oesophageal reflux disease (GORD) without oesophagitis...
Thinking about risk. Can doctors and patients talk the same language?David Misselbrook
Fam Pract 19:1-2. 2002
A novel end point to assess a resident's ability to perform hand-assisted versus straight laparoscopy for left colectomy: is there really a difference?Bradley J Champagne
Department of Surgery, Case Medical Center, Cleveland, OH 44106, USA
J Am Coll Surg 207:554-9. 2008..We measured the percentage of cases completed by a resident as the operating surgeon as the primary end point to determine the most effective approach for teaching laparoscopic colectomy...
Determination of ReQuest-based symptom thresholds to define symptom relief in GERD clinical studiesVincenzo Stanghellini
S Orsola Malpighi University Hospital, Bologna, Italy
Digestion 75:55-61. 2007....
An evidence-based, Latin-American consensus on gastro-oesophageal reflux diseaseHenry Cohen
Department of Gastroenterology, Uruguayan Medical School, Montevideo, Uruguay
Eur J Gastroenterol Hepatol 18:349-68. 2006..The methodology, results and recommendations of the consensus are described in detail...
The Work Productivity and Activity Impairment Questionnaire for Patients with Gastroesophageal Reflux Disease (WPAI-GERD): responsiveness to change and English language validationPeter Wahlqvist
AstraZeneca R and D, Molndal, Sweden
Pharmacoeconomics 25:385-96. 2007..A validated productivity questionnaire, the Work Productivity and Activity Impairment questionnaire for Gastroesophageal Reflux Disease (WPAI-GERD), exists for Swedish patients with GERD...
Smoothing the transition to adult carePeter W Holmes
Med J Aust 183:164. 2005
Social determinants of diagnostic labels in depressionSusan McPherson
Tavistock and Portman NHS Trust, Belsize Centre, 94 Belsize Lane, London NW3 5NE, UK
Soc Sci Med 62:50-8. 2006..Exploring the changing use of official and unofficial labels over time in this way provides a novel historical perspective on the concept of depression in the late twentieth-century...
A randomized trial comparing omeprazole, ranitidine, cisapride, or placebo in helicobacter pylori negative, primary care patients with dyspepsia: the CADET-HN StudySander J O Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie University, Halifax, Nova Scotia, Canada
Am J Gastroenterol 100:1477-88. 2005..CONCLUSION: Treatment with omeprazole provides superior symptom relief compared to ranitidine, cisapride, and placebo in the treatment of H. pylori negative primary care dyspepsia patients...
Economic analysis of home vs hospital-based parenteral nutrition in Ontario, CanadaJohn K Marshall
Department of Medicine, Division of Gastroenterology, McMaster University Medical Center, Hamilton, Ontario, Canada
JPEN J Parenter Enteral Nutr 29:266-9. 2005..We undertook a retrospective cohort study of patients transferred from hospital to home while receiving home parenteral nutrition (PN) to assess their costs of care...
Evidence-based recommendations for short- and long-term management of uninvestigated dyspepsia in primary care: an update of the Canadian Dyspepsia Working Group (CanDys) clinical management toolSander J O Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie Medical School, Dalhousie University, Queen Elizabeth II Health Sciences Centre, 1278 Tower Road, Halifax, Nova Scotia B3H 2Y9, Canada
Can J Gastroenterol 19:285-303. 2005..When starting nonsteroidal anti-inflammatory drugs for a prolonged course, testing and treatment with H2RAs are advised if patients have a history of previous ulcers or ulcer bleeding...
Determination of ReQuest-based symptom thresholds to define symptom relief in GERD clinical studiesVincenzo Stanghellini
Department of Internal Medicine and Gastroenterology, University of Bologna, S Orsola Malpighi University Hospital, Via Massarento 9, IT 40138 Bologna, Italy
Digestion 71:145-51. 2005....
Topical metronidazole (10 percent) decreases posthemorrhoidectomy pain and improves healingThomas J Nicholson
Georgia Colon and Rectal Surgical Clinic, Atlanta, Georgia 30342, USA
Dis Colon Rectum 47:711-6. 2004..CONCLUSION: Topical 10 percent metronidazole significantly reduces posthemorrhoidectomy discomfort at days 7 and 14 postoperatively. Postoperative edema is reduced and overall healing is improved, compared with that of carrier controls...
Canadian Consensus Conference on the management of gastroesophageal reflux disease in adults - update 2004David Armstrong
Division of Gastroenterology, McMaster University, Hamilton
Can J Gastroenterol 19:15-35. 2005..Since the last Canadian Consensus Conference in 1996, GERD management has evolved substantially...
Gastroesophageal reflux diseaseDavid Armstrong
Division of Gastroenterology, HSC 2F55, McMaster University Medical Centre, 1200 Main Street West, Hamilton, Ontario Canada L8N 3Z5
Curr Opin Pharmacol 5:589-95. 2005....
Effect of high-dose fluticasone propionate on bone density and metabolism in children with asthmaAmanda L Griffiths
Department of Respiratory and Sleep Medicine, Monash Medical Centre, Clayton, and Centre for Heart and Chest Research, Monash University, Melbourne, Australia
Pediatr Pulmonol 37:116-21. 2004..This fell to 6/37 (16.2%) with bone age correction (NS). In conclusion, no significant reduction in bone metabolism or bone age-corrected bone mineral density was observed in children with asthma on prolonged high doses of inhaled FP...
GERD evaluation: time for a new paradigm?Irvin M Modlin
Yale University School of Medicine, New Haven, CT 06520, USA
J Clin Gastroenterol 41:237-41. 2007..We propose that accurate symptom delineation complemented with endoscopy performed in selected groups of patients will become the mainstay in diagnosis of GERD and the assessment of therapy efficacy...
Simple clinical predictors may obviate urgent endoscopy in selected patients with nonvariceal upper gastrointestinal tract bleedingJoseph Romagnuolo
Departments of Medicine and Biometry, Bioinformatics and Epidemiology, Medical University of South Carolina, 96 Jonathan Lucas Street, Charleston, SC 29425, USA
Arch Intern Med 167:265-70. 2007..The aims of this study were to predict whether the modified BRS (mBRS) can predict (1) endoscopic high-risk stigmata (HRS) and (2) rebleeding and mortality...
GERD 2003 -- a consensus on the way aheadSteven F Moss
Brown University, Providence, R.I, USA
Digestion 67:111-7. 2003..Intestinal metaplasia in the lower esophagus is probably very common. Whether and how to, first, screen for, and then, perform surveillance in Barrett's esophagus remains highly problematic and contentious...
Pantoprazole rapidly improves health-related quality of life in patients with heartburn: a prospective, randomized, double blind comparative study with nizatidinePierre Pare
Hôpital St Sacrement, Division of Gastroenterology, 1050, Chemin Ste Foy, Quebec G1S 4L8, Canada
J Clin Gastroenterol 37:132-8. 2003..In the absence of an objective marker such as erosions, assessment of treatment efficacy can be based on symptoms and HRQoL...
Efficacy of topical metronidazole (10 percent) in the treatment of anorectal Crohn's diseaseEdward E Stringer
Georgia Colon and Rectal Surgical Clinic, Atlanta, Georgia, USA
Dis Colon Rectum 48:970-4. 2005..0001) and induration (P < 0.001). CONCLUSION: For patients with perianal Crohn's disease, topical 10 percent metronidazole decreases the Perianal Crohn's Disease Activity Index and anorectal pain...
Esomeprazole 40 mg once a day in patients with functional dyspepsia: the randomized, placebo-controlled "ENTER" trialSander Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie University, Halifax, Canada
Am J Gastroenterol 101:2096-106. 2006..However, at 4 wk, esomeprazole was significantly more effective than placebo for symptom relief. The difference in therapeutic gain between 4 and 8 wk was largely due to a higher placebo response rate at 8 wk...
Practice Audit in Gastroenterology (PAGE) program: a novel approach to continuing professional developmentDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario
Can J Gastroenterol 20:405-10. 2006..This qualitative study assessed the use of personal digital assistants to facilitate data collection and review...
Intravenous proton pump inhibitor therapy: a rationale for useDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Rev Gastroenterol Disord 5:S18-30. 2005..IV PPIs, preoperatively and in the intensive care setting, effectively reduce gastric acidity, but there are no convincing data that this confers any significant clinical benefit compared with other therapeutic strategies...
The construction of a new evaluative GERD questionnaire - methods and state of the artDavid Armstrong
HSC 4W8, Division of Gastroenterology, McMaster University, 1200 Mian Street West, Hamilton, Ontario L8N 3Z5, Canada
Digestion 70:71-8. 2004....
