Scandinavian Journal of Gastroenterology: A New Millennium

E. Schrumpf, O. Søreide, L. Aabakke
2000 Scandinavian Journal of Gastroenterology  
doi:10.1080/003655200750024443 pmid:10632533 fatcat:ts6uikbdsbahxf6hktjy6ycsxq