Preliminary analysis of upper gastrointestinal haemorrhage.
D000293:Adolescent; D000328:Adult; D002648:Child; D004932:Esophageal and Gastric Varices / Q000175:diagnosis*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006396:Hematemesis / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis*; D013276:Stomach Ulcer / Q000150:complications / Q000175:diagnosis*