PT - JOURNAL ARTICLE AU - S Moss AU - J Calam TI - Helicobacter pylori and peptic ulcers: the present position. AID - 10.1136/gut.33.3.289 DP - 1992 Mar 01 TA - Gut PG - 289--292 VI - 33 IP - 3 4099 - http://gut.bmj.com/content/33/3/289.short 4100 - http://gut.bmj.com/content/33/3/289.full SO - Gut1992 Mar 01; 33