[Hemorrhage in gastroduodenal ulcer; study of 254 cases.  I.  Absolute frequency, hemorrhagic risk and etiological circumstances].
D006470:Hemorrhage; D010437:Peptic Ulcer; D010438:Peptic Ulcer Hemorrhage; D012306:Risk
PEPTIC ULCER/hemorrhage
Les hémorragies des ulcères gastroduodénaux; étude de 254 observations.  I.  Fréquence absolue, risque hémorragique et circonstances étiologiques.