NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 11,2004, Pages 964-965, doi:10.3760/j:issn:0376-2491.2004.11.021
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NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 11,2004, Pages 896-897, doi:10.3760/j:issn:0376-2491.2004.11.005
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 11,2004, Pages 932-936, doi:10.3760/j:issn:0376-2491.2004.11.014
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 84, Issue 11,2004, Pages 954-957, doi:10.3760/j:issn:0376-2491.2004.11.018