SHANDONG MEDICAL JOURNAL, Volume 45, Issue 36,2005, Pages 53-54, doi:10.3969/j.issn.1002-266X.2005.36.029
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 9, Issue 36,2005, Pages 68-70,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 36,2005, Pages 5644-5650,
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 9, Issue 36,2005, Pages 21-23,