| Heather L Elphick Comparing the urinary pancreolauryl ratio and faecal elastase-1 as indicators of pancreatic insufficiency in clinical practiceD A Elphick Department of Gastroenterology, Barnsley District General Hospital, Barnsley, UK Pancreatology 5:196-200. 2005 Factors that contribute to the low use of bed nets in a malaria endemic zone of sub-Saharan Africa: a questionnaire survey in a rural population in ZambiaH Elphick Northern General Hospital, Herries Road, Sheffield, S5 7AU, United Kingdom Cent Afr J Med 49:87-9. 2003 The determinants of successful in-hospital rehabilitation in people aged 90 years and olderHeather L Elphick Northern General Hospital, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK Gerontology 53:116-20. 2007
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