National Medical Journal of China, Volume 93, Issue 20,2013, Pages 1600, doi:10.3760/cma.j.issn.0376-2491.2013.20.024
National Medical Journal of China, Volume 93, Issue 20,2013, Pages 1577-1579, doi:10.3760/cma.j.issn.0376-2491.2013.20.017
National Medical Journal of China, Volume 93, Issue 20,2013, Pages 1527-1528, doi:10.3760/cma.j.issn.0376-2491.2013.20.003
National Medical Journal of China, Volume 93, Issue 20,2013, Pages 1590-1593, doi:10.3760/cma.j.issn.0376-2491.2013.20.021
National Medical Journal of China, Volume 93, Issue 20,2013, Pages 1594-1596, doi:10.3760/cma.j.issn.0376-2491.2013.20.022