NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 44,2007, Pages 3147, doi:10.3760/j.issn:0376-2491.2007.44.023
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 44,2007, Pages 3097-3099, doi:10.3760/j.issn:0376-2491.2007.44.001
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 44,2007, Pages 3158-3160, doi:10.3760/j.issn:0376-2491.2007.44.018
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 44,2007, Pages 3122-3124, doi:10.3760/j.issn:0376-2491.2007.44.008
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 44,2007, Pages 3115-3118, doi:10.3760/j.issn:0376-2491.2007.44.006