NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 15,2003, Pages 1361-1362, doi:10.3760/j:issn:0376-2491.2003.15.020
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 15,2003, Pages 1365-1366, doi:10.3760/j:issn:0376-2491.2003.15.023
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 15,2003, Pages 1313-1316, doi:10.3760/j:issn:0376-2491.2003.15.008
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 15,2003, Pages 1289-1291, doi:10.3760/j:issn:0376-2491.2003.15.001
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 15,2003, Pages 1326-1330, doi:10.3760/j:issn:0376-2491.2003.15.011