NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 30,2011, Pages 2123, doi:10.3760/cma.j.issn.0376-2491.2011.30.011
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 30,2011, Pages 2099-2102, doi:10.3760/cma.j.issn.0376-2491.2011.30.004
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 30,2011, Pages 2089-2091, doi:10.3760/cma.j.issn.0376-2491.2011.30.001
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 30,2011, Pages 2124-2128, doi:10.3760/cma.j.issn.0376-2491.2011.30.012
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 30,2011, Pages 2092-2095, doi:10.3760/cma.j.issn.0376-2491.2011.30.002