Hewavisenthi, S.J.de S.2014-10-292014-10-292006The Sri Lanka Journal of Surgery. 2006; 24(2): pp.24-251391-491X (Print)2279-2201(Online)http://repository.kln.ac.lk/handle/123456789/1737Not IndexedNo Abstract AvailableVarying histological patterns in ulcerative colitis-implications in diagnosis and disease progressionCase ReportPathology