We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSeasonal variations in the onset of ulcerative colitis.AuthorsMoum, B; Aadland, E; Ekbom, A; Vatn, M HPublicationGut, 1996, Vol 38, Issue 3, p376ISSN0017-5749Publication typearticleDOI10.1136/gut.38.3.376