[HEMATEMESIS OR UPPER GASTRO-INTESTINAL HEMORRHAGE. PRELIMINARY NOTE].
D006471:Gastrointestinal Hemorrhage; D006396:Hematemesis; D006801:Humans
HEMATEMESIS
LES H'EMAT'EM'ESES OU H'EMORRAGIES DIGESTIVES PAR VOIE HAUTE. EXPOS'E PR'ELIMINAIRE.