NATIONAL MEDICAL JOURNAL OF CHINA, Volume 81, Issue 11,2001, Pages 701-702, doi:10.3760/j:issn:0376-2491.2001.11.023
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 81, Issue 11,2001, Pages 695-696, doi:10.3760/j:issn:0376-2491.2001.11.019
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 81, Issue 11,2001, Pages 662-664, doi:10.3760/j:issn:0376-2491.2001.11.008
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 81, Issue 11,2001, Pages 687-688, doi:10.3760/j:issn:0376-2491.2001.11.015
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 81, Issue 11,2001, Pages 689-990, doi:10.3760/j:issn:0376-2491.2001.11.017