Upper GI bleeds.
Gardner
S S
SS
Messner
R L
RL
D000328:Adult; D016099:Endoscopy, Gastrointestinal; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000451:nursing* / Q000628:therapy; D006400:Hematocrit; D006454:Hemoglobins / Q000032:analysis; D006801:Humans; D008297:Male
D006454:Hemoglobins