National Medical Journal of China, Volume 95, Issue 37,2015, Pages 3066-3069, doi:10.3760/cma.j.issn.0376-2491.2015.37.016
National Medical Journal of China, Volume 95, Issue 37,2015, Pages 3061-3065, doi:10.3760/cma.j.issn.0376-2491.2015.37.015
National Medical Journal of China, Volume 95, Issue 37,2015, Pages 3057-3060, doi:10.3760/cma.j.issn.0376-2491.2015.37.014
National Medical Journal of China, Volume 95, Issue 37,2015, Pages 3045-3049, doi:10.3760/cma.j.issn.0376-2491.2015.37.011
National Medical Journal of China, Volume 95, Issue 37,2015, Pages 3004-3007, doi:10.3760/cma.j.issn.0376-2491.2015.37.002