CHINESE JOURNAL OF SURGERY, Volume 37, Issue 12,1999, Pages 771, doi:10.3760/j:issn:0529-5815.1999.12.022
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CHINESE JOURNAL OF SURGERY, Volume 37, Issue 12,1999, Pages 709, doi:10.3760/j:issn:0529-5815.1999.12.001
CHINESE JOURNAL OF SURGERY, Volume 37, Issue 12,1999, Pages 711, doi:10.3760/j:issn:0529-5815.1999.12.037