We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePhosphatidylcholine for Steroid-Refractory Chronic Ulcerative Colitis: A Randomized TrialAuthorsStremmel, Wolfgang; Ehehalt, Robert; Autschbach, Frank; Karner, MaxPublicationAnnals of Internal Medicine, 2007, Vol 147, Issue 9, p603ISSN0003-4819Publication typearticleDOI10.7326/0003-4819-147-9-200711060-00004