title: Acute ulcer bleeding: a prospective randomized trial to compare Doppler and Forrest classifications in endoscopic diagnosis and therapy.
authors.forename: R
authors.initials: R
authors.lastname: Amaro
authors.forename: J S
authors.initials: JS
authors.lastname: Barkin
mesh_terms: D000208:Acute Disease; D005260:Female; D005773:Gastroscopy / Q000379:methods*; D016558:Hemostasis, Endoscopic; D006801:Humans; D008297:Male; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy*; D011446:Prospective Studies; D012680:Sensitivity and Specificity; D013276:Stomach Ulcer / Q000150:complications*; D016896:Treatment Outcome; D018608:Ultrasonography, Doppler / Q000379:methods*