Musumba Crispin, Sonson Rebecca, Tutticci Nicholas, Nanda Kavinderjit, Bourke Michael J
Department of Gastroenterology, Westmead Hospital, Westmead, New South Wales, Australia.
Gastrointest Endosc. 2014 May;79(5):716. doi: 10.1016/j.gie.2013.11.011. Epub 2013 Dec 21.