National Medical Journal of China, Volume 93, Issue 16,2013, Pages 1255-1257, doi:10.3760/cma.j.issn.0376-2491.2013.16.012
National Medical Journal of China, Volume 93, Issue 16,2013, Pages 1214-1218, doi:10.3760/cma.j.issn.0376-2491.2013.16.003
National Medical Journal of China, Volume 93, Issue 16,2013, Pages 1279-1280, doi:10.3760/cma.j.issn.0376-2491.2013.16.019
National Medical Journal of China, Volume 93, Issue 16,2013, Pages 1224-1229, doi:10.3760/cma.j.issn.0376-2491.2013.16.005
National Medical Journal of China, Volume 93, Issue 16,2013, Pages 1276-1278, doi:10.3760/cma.j.issn.0376-2491.2013.16.018