title: [Upper gastrointestinal hemorrhage in patients without portal hypertension. Clinical, therapeutical and etiological aspects and development in 100 cases].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology; D006801:Humans; D006975:Hypertension, Portal / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013030:Spain
vernacular_title: Hemorragias digestivas altas en enfermos sin hipertensión portal. Aspectos etiológicos, clínicos, terapéuticos y evolutivos en 100 casos