RT Journal Article SR Electronic T1 Association of Helicobacter pylori seropositivity with all-cause mortality: fact or fiction? JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1385 OP 1386 DO 10.1136/gutjnl-2013-304991 VO 62 IS 9 A1 Palaniappan Manickam A1 Prasad Gunasekaran A1 Rajeev Sudhakar A1 Vikas Veeranna A1 Luis Afonso YR 2013 UL http://gut.bmj.com/content/62/9/1385.abstract AB