Simsek, Melek Nodular regenerative hyperplasia in inflammatory bowel disease patients with allopurinol-thiopurine cotherapy. [electronic resource] - European journal of gastroenterology & hepatology 10 2018 - 1254-1255 p. digital Publication Type: Case Reports; Letter ISSN: 1473-5687 Standard No.: 10.1097/MEG.0000000000001218 doi Subjects--Topical Terms: AdultAllopurinol--adverse effectsCrohn Disease--drug therapyDrug Therapy, Combination--adverse effectsEnzyme Inhibitors--adverse effectsFocal Nodular Hyperplasia--chemically inducedHumansHypertension, Portal--etiologyImmunosuppressive Agents--adverse effectsMaleMercaptopurine--adverse effects