JOURNAL OF CLINICAL REHABILITATIVE TISSUE ENGINEERING RESEARCH, Volume 13, Issue 37,2009, Pages 7318-7321, doi:10.3969/j.issn.1673-8225.2009.37.024
SHANDONG MEDICAL JOURNAL, Volume 49, Issue 37,2009, Pages 92-93, doi:10.3969/j.issn.1002-266X.2009.37.061
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 89, Issue 37,2009, Pages 2616-2620, doi:10.3760/cma.j.issn.0376-2491.2009.37.007
SHANDONG MEDICAL JOURNAL, Volume 49, Issue 37,2009, Pages 95-96, doi:10.3969/j.issn.1002-266X.2009.37.065