National Medical Journal of China, Volume 94, Issue 39,2014, Pages 3066-3070, doi:10.3760/cma.j.issn.0376-2491.2014.39.007
National Medical Journal of China, Volume 94, Issue 39,2014, Pages 3117-3120, doi:10.3760/cma.j.issn.0376-2491.2014.39.022
National Medical Journal of China, Volume 94, Issue 39,2014, Pages 3088-3090, doi:10.3760/cma.j.issn.0376-2491.2014.39.014
National Medical Journal of China, Volume 94, Issue 39,2014, Pages 3044-3046, doi:10.3760/cma.j.issn.0376-2491.2014.39.002
National Medical Journal of China, Volume 94, Issue 39,2014, Pages 3085-3087, doi:10.3760/cma.j.issn.0376-2491.2014.39.013