National Medical Journal of China, Volume 94, Issue 29,2014, Pages 2290-2292, doi:10.3760/cma.j.issn.0376-2491.2014.29.017
National Medical Journal of China, Volume 94, Issue 29,2014, Pages 2264-2268, doi:10.3760/cma.j.issn.0376-2491.2014.29.011
National Medical Journal of China, Volume 94, Issue 29,2014, Pages 2308-2311, doi:10.3760/cma.j.issn.0376-2491.2014.29.022
National Medical Journal of China, Volume 94, Issue 29,2014, Pages 2241, doi:10.3760/cma.j.issn.0376-2491.2014.29.001
National Medical Journal of China, Volume 94, Issue 29,2014, Pages 2312-2313, doi:10.3760/cma.j.issn.0376-2491.2014.29.023