NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 23,2003, Pages 2064-2066, doi:10.3760/j:issn:0376-2491.2003.23.014
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 23,2003, Pages 2029-2032, doi:10.3760/j:issn:0376-2491.2003.23.005
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 23,2003, Pages 2067-2072, doi:10.3760/j:issn:0376-2491.2003.23.015
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 23,2003, Pages 2098-2100, doi:10.3760/j:issn:0376-2491.2003.23.024
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 23,2003, Pages 2028-2028, doi:10.3760/j:issn:0376-2491.2003.23.027