National Medical Journal of China, Volume 94, Issue 35,2014, Pages 2757-2759, doi:10.3760/cma.j.issn.0376-2491.2014.35.010
National Medical Journal of China, Volume 94, Issue 35,2014, Pages 2793-2795, doi:10.3760/cma.j.issn.0376-2491.2014.35.020
National Medical Journal of China, Volume 94, Issue 35,2014, Pages 2740-2744, doi:10.3760/cma.j.issn.0376-2491.2014.35.006
National Medical Journal of China, Volume 94, Issue 35,2014, Pages 2721-2723, doi:10.3760/cma.j.issn.0376-2491.2014.35.001
National Medical Journal of China, Volume 94, Issue 35,2014, Pages 2800, doi:10.3760/cma.j.issn.0376-2491.2014.35.023