[Clinico-statistical studies on gastro duodenal hemorrhages].
D006471:Gastrointestinal Hemorrhage; D006470:Hemorrhage; D010437:Peptic Ulcer; D010438:Peptic Ulcer Hemorrhage
HEMORRHAGE; PEPTIC ULCER/hemorrhage
Ricerche clinico-statistiche sulle emorragie gastroduodenali.