National Medical Journal of China, Volume 97, Issue 33,2017, Pages 2567-2572, doi:10.3760/cma.j.issn.0376-2491.2017.33.003
National Medical Journal of China, Volume 97, Issue 33,2017, Pages 2582-2586, doi:10.3760/cma.j.issn.0376-2491.2017.33.006
National Medical Journal of China, Volume 97, Issue 33,2017, Pages 2563-2566, doi:10.3760/cma.j.issn.0376-2491.2017.33.002
National Medical Journal of China, Volume 97, Issue 33,2017, Pages 2561-2562, doi:10.3760/cma.j.issn.0376-2491.2017.33.001
National Medical Journal of China, Volume 97, Issue 33,2017, Pages 2578-2581, doi:10.3760/cma.j.issn.0376-2491.2017.33.005