1. Open access endoscopy;Jones, R.;BMJ,1985
2. Open access endoscopy-a nationwide survey of current practice;Bramble, M.G.;Gut,1992
3. An econornic analysis of ranitidine versus cimetidine in the prevention ofduodenal ulcer recurrence;M, Lancaster Smith; K, Gough; N, Wells; M, Miocevich;BrJMed Economics,1992
4. Dyspepsia: a dilemma for doctors?;Heatley, R.V.; Rathbone, B.J.;Lancet,1987
5. Non-ulcer dyspepsia: potential causes and pathophysiology;Talley, N.J.; Phillips, S.F.;Ann Intern Med,1988