National Medical Journal of China, Volume 93, Issue 48,2013, Pages 3886-3887, doi:10.3760/cma.j.issn.0376-2491.2013.48.024
National Medical Journal of China, Volume 93, Issue 48,2013, Pages 3841-3846, doi:10.3760/cma.j.issn.0376-2491.2013.48.009
National Medical Journal of China, Volume 93, Issue 48,2013, Pages 3861-3863, doi:10.3760/cma.j.issn.0376-2491.2013.48.014
National Medical Journal of China, Volume 93, Issue 48,2013, Pages 3877-3878, doi:10.3760/cma.j.issn.0376-2491.2013.48.019
National Medical Journal of China, Volume 93, Issue 48,2013, Pages 3809-3811, doi:10.3760/cma.j.issn.0376-2491.2013.48.001