Gardenbroek, T J The effect of appendectomy on the course of ulcerative colitis: a systematic review. [electronic resource] - Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland May 2012 - 545-53 p. digital Publication Type: Journal Article; Review; Systematic Review ISSN: 1463-1318 Standard No.: 10.1111/j.1463-1318.2011.02600.x doi Subjects--Topical Terms: AppendectomyColectomyColitis, Ulcerative--etiologyDisease ProgressionHumansRecurrence