WORLD JOURNAL OF GASTROENTEROLOGY, Volume 14, Issue 39,2008, Pages 6024-6029, doi:10.3748/wjg.14.6024
JOURNAL OF CLINICAL REHABILITATIVE TISSUE ENGINEERING RESEARCH, Volume 12, Issue 39,2008, Pages 7751-7754, doi:10.3321/j.issn:1673-8225.2008.39.025
JOURNAL OF CLINICAL REHABILITATIVE TISSUE ENGINEERING RESEARCH, Volume 12, Issue 39,2008, Pages 7665-7668, doi:10.3321/j.issn:1673-8225.2008.39.023
SHANDONG MEDICAL JOURNAL, Volume 48, Issue 39,2008, Pages 56-57, doi:10.3969/j.issn.1002-266X.2008.39.027