D'Souza Pernilla M, Sandha Gurpal S, Teshima Christopher W
Division of Gastroenterology, University of Alberta Hospital, University of Alberta, 2-28 Zeidler Ledcor Centre, Edmonton, AB, T6G 2X8, Canada,
Dig Dis Sci. 2013 Nov;58(11):3359-61. doi: 10.1007/s10620-013-2695-9. Epub 2013 May 5.