Soulellis Constantine A, Carpentier Stephanie, Chen Yen-I, Fallone Carlo A, Barkun Alan N
Division of Gastroenterology, McGill University, McGill University Health Center, Montreal, Quebec, Canada.
Gastrointest Endosc. 2013 Mar;77(3):504-7. doi: 10.1016/j.gie.2012.10.014. Epub 2013 Jan 3.