Linder J D, Mönkemüller K E, Lazenby A J, Wilcox C M
Department of Medicine, Division of Gastroenterology & Hepatology, Department of Pathology, University of Alabama at Birmingham, 35294, USA.
Gastrointest Endosc. 2000 Dec;52(6):796-8. doi: 10.1067/mge.2000.109717.