- Sentinel surveillance of sexually transmitted infections in South Africa: a reviewL F Johnson
Centre for Actuarial Research, 10 University Avenue, University of Cape Town, Private Bag, Rondebosch 7701, South Africa
Sex Transm Infect 81:287-93. 2005..To examine how STI prevalence varies between populations and to identify the limitations of the existing data...
- The role of immunity in the epidemiology of gonorrhoea, chlamydial infection and trichomoniasis: insights from a mathematical modelL F Johnson
Centre for Infectious Disease Epidemiology and Research, University of Cape Town, South Africa
Epidemiol Infect 139:1875-83. 2011..Mathematical models that do not allow for immunity could therefore overestimate the effectiveness of STI interventions...
- Night-time and daytime atypical manifestations of gastro-oesophageal reflux disease: frequency, severity and impact on health-related quality of lifeB B Dean
Cerner LifeSciences, Beverly Hills, CA 90212, USA
Aliment Pharmacol Ther 27:327-37. 2008..Respondents with gastro-oesophageal reflux disease (GERD) report having a variety of atypical manifestations. The relationship between these manifestations and disease severity, night-time GERD and functioning has not been determined...