title: Letter: thiopurine blood monitoring for patients with inflammatory bowel disease.
authors.forename: W
authors.initials: W
authors.lastname: El-Matary
mesh_terms: D001379:Azathioprine / Q000627:therapeutic use*; D006801:Humans; D007166:Immunosuppressive Agents / Q000627:therapeutic use*; D015212:Inflammatory Bowel Diseases / Q000188:drug therapy*; D013866:Thioguanine / Q000627:therapeutic use*
chemical_list: D007166:Immunosuppressive Agents; D013866:Thioguanine; D001379:Azathioprine