Lok Ka-Ho, Au Hon-Da, Li Kin-Kong
Division of Gastroenterology and Hepatology, Department of Medicine and Geriatrics, Tuen Mun Hospital, Hong Kong, China.
Clin Gastroenterol Hepatol. 2010 Jul;8(7):A36. doi: 10.1016/j.cgh.2010.01.018. Epub 2010 Feb 6.