NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 33,2006, Pages 2328-2333, doi:10.3760/j:issn:0376-2491.2006.33.009
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 33,2006, Pages 2347, doi:10.3760/j:issn:0376-2491.2006.33.025
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 33,2006, Pages 2365-2367, doi:10.3760/j:issn:0376-2491.2006.33.018
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 33,2006, Pages 2309-2311, doi:10.3760/j:issn:0376-2491.2006.33.003
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 33,2006, Pages 2343-2347, doi:10.3760/j:issn:0376-2491.2006.33.012