NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 47,2008, Pages 3342-3344, doi:10.3321/j.issn:0376-2491.2008.47.008
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 47,2008, Pages 3349-3351, doi:10.3321/j.issn:0376-2491.2008.47.010
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 47,2008, Pages 3362-3364, doi:10.3321/j.issn:0376-2491.2008.47.014
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 47,2008, Pages 3329-3331, doi:10.3321/j.issn:0376-2491.2008.47.005
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 47,2008, Pages 3365-3368, doi:10.3321/j.issn:0376-2491.2008.47.015