Adam B, Liebregts T, Bertram S, Holtmann G
University of Adelaide, Royal Adelaide Hospital, Department of Gastroenterology, Hepatology and General Medicine, North Terrace, Adelaide, SA 5000, Australia.
Dtsch Med Wochenschr. 2006 Nov 10;131(45):2531-40, quiz 2541-4. doi: 10.1055/s-2006-955046.