NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 48,2008, Pages 3455-3456, doi:10.3321/j.issn:0376-2491.2008.48.025
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 48,2008, Pages 3448-3449, doi:10.3321/j.issn:0376-2491.2008.48.017
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 48,2008, Pages 3411-3414, doi:10.3321/j.issn:0376-2491.2008.48.007
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 48,2008, Pages 3449-3451, doi:10.3321/j.issn:0376-2491.2008.48.018
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 88, Issue 48,2008, Pages 3415-3417, doi:10.3321/j.issn:0376-2491.2008.48.008