Postgastrectomy problems--I.
D002765:Cholecystography; D004415:Dyspepsia / Q000209:etiology; D005745:Gastric Acidity Determination; D005773:Gastroscopy; D006801:Humans; D011178:Postgastrectomy Syndromes / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000628:therapy; D014839:Vomiting / Q000209:etiology