title: Can Nonvalidated Lower GI Bleeding Predictive Scores be Evaluated by Receiver Operator Characteristics?
authors.affiliation: Department of Gastroenterology and Hepatology, West China Hospital, Sichuan University, Chengdu, China.
authors.forename: Xiaoli
authors.initials: X
authors.lastname: Fan
authors.forename: Maoyao
authors.initials: M
authors.lastname: Wen
authors.forename: Li
authors.initials: L
authors.lastname: Yang
mesh_terms: D006471:Gastrointestinal Hemorrhage; D006801:Humans; D011237:Predictive Value of Tests