References
- Gilbert DA. Epidemiology of upper gastrointestinal bleeding. Gastrointest Endosc 1990; 36: S8–13
- Schiller KFR, Truelove SC, Gwyn Williams D. Haematemesis and melaena, with special reference to factors influencing the outcome. Br Med J 1970; 2: 7–14
- Silverstein FE, Gilbert DA, Tedesco FJ, Buenger NK, Persing J. 277 Members of the ASGE. The National ASGE survey on upper gastrointestinal bleeding. II. Clinical prognostic factors. Gastrointest Endosc 1981; 27: 80–93
- Zimmerman J, Siguencia J, Tsvang E, Beeri R, Arnon R. Predictors of mortality in patients admitted to hospital for acute upper gastrointestinal hemorrhage. Scand J Gastroenterol 1995; 30: 327–31
- Katchinski B, Logan R, Davies J, Faulkner G, Pearson J, Langman M. Prognostic factors in upper gastrointestinal bleeding. Dig Dis Sci 1994; 39: 706–12
- Suzman R, Kinsella KG, Myers GC. Demographies of older populations in developed countries. Oxford textbook of geriatric medicine, J Grimley Evans, T Franklin Williams. Oxford University Press, Oxford 1992
- Griffiths WJ, Neumann DA, Welsh JD. The visible vessel as an indicator of uncontrolled or recurrent gastrointestinal hemorrhage. N Engl J Med 1979; 300: 1411–3
- Storey DW, Bown SG, Swain P, Salmon PR, Kirkham JS, Northfield TC. Endoscopic prediction of recurrent bleeding in peptic ulcers. N Engl J Med 1981; 305: 915–6
- Zimmerman J, Arnon R, Ligumski M, Beeri R, Keret D, Lysy J, et al. Acute upper gastrointestinal bleeding in Jerusalem 1988-91: causes, characteristics and relation to nonsteroidal antiinflammatory drugs. Isr J Med Sci 1993; 29: 292–7
- Norusis MJ. SPSS base system user's guide, release 6.0. SPSS Inc, Chicago 1993
- Bott S, Prakash C, McCallum R. Medication-induced esophageal injury: survey of the literature. Am J Gastroenterol 1987; 82: 758–63