title: Have we overestimated the risk of lymphoma associated with thiopurine treatment for ulcerative colitis?
authors.affiliation: Division of Gastroenterology, Department of Medicine, Einstein Medical Center, Philadelphia, Pennsylvania.
authors.forename: Anand R
authors.initials: AR
authors.lastname: Kumar
authors.affiliation: Division of Gastroenterology, Department of Medicine, Einstein Medical Center, Philadelphia, Pennsylvania.
authors.forename: Robert S
authors.initials: RS
authors.lastname: Dudnick
mesh_terms: D000911:Antibodies, Monoclonal / Q000009:adverse effects*; D001379:Azathioprine / Q000009:adverse effects*; D003093:Colitis, Ulcerative / Q000188:drug therapy*; D005260:Female; D006801:Humans; D007166:Immunosuppressive Agents / Q000009:adverse effects*; D008223:Lymphoma / Q000139:chemically induced* / Q000453:epidemiology*; D008297:Male; D015122:Mercaptopurine / Q000009:adverse effects*
chemical_list: D000911:Antibodies, Monoclonal; D007166:Immunosuppressive Agents; D015122:Mercaptopurine; D001379:Azathioprine