NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 34,2006, Pages 2386-2390, doi:10.3760/j:issn:0376-2491.2006.34.004
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 34,2006, Pages 2394, doi:10.3760/j:issn:0376-2491.2006.34.023
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 34,2006, Pages 2382-2385, doi:10.3760/j:issn:0376-2491.2006.34.003
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 34,2006, Pages 2436-2437, doi:10.3760/j:issn:0376-2491.2006.34.018
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 86, Issue 34,2006, Pages 2431-2432, doi:10.3760/j:issn:0376-2491.2006.34.015