NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 24,2010, Pages 1723-1725, doi:10.3760/cma.j.issn.0376-2491.2010.24.017
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 24,2010, Pages 1657-1659, doi:10.3760/cma.j.issn.0376-2491.2010.24.001
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 24,2010, Pages 1665-1669, doi:10.3760/cma.j.issn.0376-2491.2010.24.003
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 24,2010, Pages 1719-1722, doi:10.3760/cma.j.issn.0376-2491.2010.24.016
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 90, Issue 24,2010, Pages 1707-1710, doi:10.3760/cma.j.issn.0376-2491.2010.24.013