NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 41,2007, Pages 2941-2945, doi:10.3760/j.issn:0376-2491.2007.41.015
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 41,2007, Pages 2946-2948, doi:10.3760/j.issn:0376-2491.2007.41.016
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 41,2007, Pages 2932-2934, doi:10.3760/j.issn:0376-2491.2007.41.012
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 41,2007, Pages 2883,2892,2904,2908,2940,2948,2951,
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 87, Issue 41,2007, Pages 2935-2937, doi:10.3760/j.issn:0376-2491.2007.41.013