[Gastric acidity during acute upper digestive hemorrhage].
D005745:Gastric Acidity Determination; D005756:Gastritis; D006471:Gastrointestinal Hemorrhage; D006470:Hemorrhage; D006801:Humans; D010438:Peptic Ulcer Hemorrhage; D013274:Stomach Neoplasms
GASTRIC ACIDITY DETERMINATION; GASTRITIS; HEMORRHAGE, GASTROINTESTINAL; PEPTIC ULCER HEMORRHAGE; STOMACH NEOPLASMS