WORLD JOURNAL OF GASTROENTEROLOGY, Volume 14, Issue 40,2008, Pages 6268-6268,
SHANDONG MEDICAL JOURNAL, Volume 48, Issue 40,2008, Pages 70-71, doi:10.3969/j.issn.1002-266X.2008.40.030
SHANDONG MEDICAL JOURNAL, Volume 48, Issue 40,2008, Pages 1-3, doi:10.3969/j.issn.1002-266X.2008.40.001
SHANDONG MEDICAL JOURNAL, Volume 48, Issue 40,2008, Pages 96-97, doi:10.3969/j.issn.1002-266X.2008.40.057
JOURNAL OF CLINICAL REHABILITATIVE TISSUE ENGINEERING RESEARCH, Volume 12, Issue 40,2008, Pages 7825-7828, doi:10.3321/j.issn:1673-8225.2008.40.005