NATIONAL MEDICAL JOURNAL OF CHINA, Volume 115, Issue 3,2002, Pages 413-417, doi:10.3760/j:issn:0376-2491.2002.03.024
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 115, Issue 3,2002, Pages 425-429, doi:10.3760/j:issn:0376-2491.2002.03.027
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 115, Issue 3,2002, Pages 461-462,
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 115, Issue 3,2002, Pages 405-408, doi:10.3760/j:issn:0376-2491.2002.03.022
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 115, Issue 3,2002, Pages 458-460,