NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 17,2004, Pages 1470-1474, doi:10.3760/j:issn:0376-2491.2004.17.020
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 17,2004, Pages 1435, doi:10.3760/j:issn:0376-2491.2004.17.027
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 17,2004, Pages 1410-1411, doi:10.3760/j:issn:0376-2491.2004.17.002
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 17,2004, Pages 1496, doi:10.3760/j:issn:0376-2491.2004.17.030
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 17,2004, Pages 1488-1490, doi:10.3760/j:issn:0376-2491.2004.17.025