Thomson, A B Ranitidine versus cimetidine in the management of acute upper gastrointestinal tract bleeding. [electronic resource] - Journal of clinical gastroenterology Aug 1984 - 295-9 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0192-0790 Subjects--Topical Terms: Acute DiseaseAdultAgedBlood TransfusionCimetidine--therapeutic useClinical Trials as TopicDouble-Blind MethodFemaleGastrointestinal Hemorrhage--drug therapyHumansLength of StayMaleMiddle AgedPeptic Ulcer Hemorrhage--drug therapyRandom AllocationRanitidine--therapeutic use