WORLD JOURNAL OF GASTROENTEROLOGY, Volume 14, Issue 25,2008, Pages 3937-3947, doi:10.3748/wjg.14.3937
CHINA MODERN DOCTOR, Volume 46, Issue 25,2008, Pages 158-158, doi:10.3969/j.issn.1673-9701.2008.25.096
MODERN JOURNAL OF INTEGRATED TRADITIONAL CHINESE AND WESTERN MEDICINE, Volume 17, Issue 25,2008, Pages 3955-3956, doi:10.3969/j.issn.1008-8849.2008.25.047
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 25,2008, Pages 1772-1777, doi:10.3321/j.issn:0376-2491.2008.25.012