National Medical Journal of China, Volume 97, Issue 42,2017, Pages 3347-3349, doi:10.3760/cma.j.issn.0376-2491.2017.42.017
National Medical Journal of China, Volume 97, Issue 42,2017, Pages 3316-3319, doi:10.3760/cma.j.issn.0376-2491.2017.42.009
National Medical Journal of China, Volume 97, Issue 42,2017, Pages 3283-3285, doi:10.3760/cma.j.issn.0376-2491.2017.42.002
National Medical Journal of China, Volume 97, Issue 42,2017, Pages 3354-3356, doi:10.3760/cma.j.issn.0376-2491.2017.42.019
National Medical Journal of China, Volume 97, Issue 42,2017, Pages 3334-3337, doi:10.3760/cma.j.issn.0376-2491.2017.42.013