NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 35,2006, Pages 2509-2511, doi:10.3760/j:issn:0376-2491.2006.35.016
WORLD CHINESE JOURNAL OF DIGESTOLOGY, Volume 14, Issue 35,2006, Pages 3387-3390, doi:10.3969/j.issn.1009-3079.2006.35.009
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 10, Issue 35,2006, Pages 190-192, doi:10.3321/j.issn:1673-8225.2006.35.041
CHINESE JOURNAL OF PRACTICAL NURSING, Volume 22, Issue 35,2006, Pages 27-28, doi:10.3760/cma.j.issn.1672-7088.2006.35.016