title: Azathioprine or 6-mercaptopurine therapy and colon carcinoma in Crohn's disease.
authors.forename: M P
authors.initials: MP
authors.lastname: Zelig
authors.forename: P M
authors.initials: PM
authors.lastname: Choi
mesh_terms: D000328:Adult; D001379:Azathioprine / Q000009:adverse effects*; D002277:Carcinoma / Q000209:etiology*; D003110:Colonic Neoplasms / Q000209:etiology*; D003424:Crohn Disease / Q000188:drug therapy*; D006801:Humans; D015122:Mercaptopurine / Q000009:adverse effects*
chemical_list: D015122:Mercaptopurine; D001379:Azathioprine