Authors: P Paré; Ronald Bridges; Malcolm C Champion; Subhas C Ganguli; James R Gray; E Jan Irvine; Victor Plourde; Pierre Poitras; Geoffrey K Turnbull; Paul Moayyedi; Nigel Flook; Stephen M Collins Journal: Can J Gastroenterol Date: 2007-04 Impact factor: 3.522
Authors: Lisa Ruepert; A Otto Quartero; Niek J de Wit; Geert J van der Heijden; Gregory Rubin; Jean Wm Muris Journal: Cochrane Database Syst Rev Date: 2011-08-10