by Rex, Douglas K, Cummings, Oscar W, Shaw, Michael, Cumings, Mark D, Wong, Roy K H, Vasudeva, Raj S, Dunne, Donal, Rahmani, Emad Y, Helper, Debra J
Published in Gastroenterology (New York, N.Y. 1943) (01.12.2003)

by Napierkowski, John J, Sachar, David S, Cumings, Mark D, Wong, Roy K.H
Published in The American journal of gastroenterology (01.09.2002)

by Cumings, Mark D, Maydonovitch, Corinne L, Wong, Roy K.H
Published in The American journal of gastroenterology (01.09.2001)