NATIONAL MEDICAL JOURNAL OF CHINA, Volume 89, Issue 43,2009, Pages 3047-3050, doi:10.3760/cma.j.issn.0376-2491.2009.43.007
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 89, Issue 43,2009, Pages 3051-3054, doi:10.3760/cma.j.issn.0376-2491.2009.43.008
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 89, Issue 43,2009, Pages 3087-3089, doi:10.3760/cma.j.issn.0376-2491.2009.43.017
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 89, Issue 43,2009, Pages 3035-3037, doi:10.3760/cma.j.issn.0376-2491.2009.43.004
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 89, Issue 43,2009, Pages 3074-3078, doi:10.3760/cma.j.issn.0376-2491.2009.43.014