title: [Etiology of hemorrhage dueto esophageal varices].
mesh_terms: D000328:Adult; D000818:Animals; D001794:Blood Pressure; D004285:Dogs; D004932:Esophageal and Gastric Varices / Q000150:complications*; D005260:Female; D005750:Gastric Juice / Q000378:metabolism; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D010434:Pepsin A / Q000378:metabolism; D011168:Portal System / Q000503:physiopathology; D012422:Rupture, Spontaneous / Q000209:etiology
chemical_list: D010434:Pepsin A