Ramaswamy, Archana Early effects of Helicobacter pylori infection in patients undergoing bariatric surgery. [electronic resource] - Archives of surgery (Chicago, Ill. : 1960) Oct 2004 - 1094-6 p. digital Publication Type: Journal Article ISSN: 0004-0010 Standard No.: 10.1001/archsurg.139.10.1094 doi Subjects--Topical Terms: AdolescentAdultAgedBariatricsFemaleHelicobacter Infections--complicationsHelicobacter pyloriHumansMaleMiddle AgedObesity, Morbid--complicationsRetrospective StudiesRisk Factors