NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 16,2010, Pages 1120-1122, doi:10.3760/cma.j.issn.0376-2491.2010.16.012
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 16,2010, Pages 1088, doi:10.3760/cma.j.issn.0376-2491.2010.16.003
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 16,2010, Pages 1141-1144, doi:10.3760/cma.j.issn.0376-2491.2010.16.017
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 16,2010, Pages 1137-1140, doi:10.3760/cma.j.issn.0376-2491.2010.16.016
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 16,2010, Pages 1089-1092, doi:10.3760/cma.j.issn.0376-2491.2010.16.004