NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 45,2005, Pages 3236-3239, doi:10.3760/j:issn:0376-2491.2005.45.018
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 45,2005, Pages 3229-3231, doi:10.3760/j:issn:0376-2491.2005.45.015
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 45,2005, Pages 3199-3204, doi:10.3760/j:issn:0376-2491.2005.45.009
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 45,2005, Pages 3233-3235, doi:10.3760/j:issn:0376-2491.2005.45.017
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 45,2005, Pages 3221-3224, doi:10.3760/j:issn:0376-2491.2005.45.013