Zakary Nawaf Y, van Langenberg Daniel R, Alshumrany Mohammad, Schoeman Mark N
Department of Gastroenterology & Hepatology, Royal Adelaide Hospital, Adelaide, South Australia, Australia.
J Gastroenterol Hepatol. 2009 Dec;24(12):1891. doi: 10.1111/j.1440-1746.2009.06094.x.