title: Letter: risk factor and mortality of peptic ulcer disease.
authors.affiliation: Research Department, Affiliated Tumor Hospital of Guangxi Medical University, Nanning, China.
authors.forename: X-Y
authors.initials: XY
authors.lastname: Zhang
authors.affiliation: Research Department, Affiliated Tumor Hospital of Guangxi Medical University, Nanning, China.
authors.forename: H-Y
authors.initials: HY
authors.lastname: Mo
authors.affiliation: Research Department, Affiliated Tumor Hospital of Guangxi Medical University, Nanning, China. yanhuang_123@163.com.
authors.forename: Y
authors.initials: Y
authors.lastname: Huang
mesh_terms: D006801:Humans; D010437:Peptic Ulcer; D010438:Peptic Ulcer Hemorrhage; D010439:Peptic Ulcer Perforation; D012307:Risk Factors