National Medical Journal of China, Volume 97, Issue 43,2017, Pages 3384-3387, doi:10.3760/cma.j.issn.0376-2491.2017.43.005
National Medical Journal of China, Volume 97, Issue 43,2017, Pages 3401-3405, doi:10.3760/cma.j.issn.0376-2491.2017.43.009
National Medical Journal of China, Volume 97, Issue 43,2017, Pages 3361-3370, doi:10.3760/cma.j.issn.0376-2491.2017.43.001
National Medical Journal of China, Volume 97, Issue 43,2017, Pages 3412-3415, doi:10.3760/cma.j.issn.0376-2491.2017.43.011
National Medical Journal of China, Volume 97, Issue 43,2017, Pages 3392-3395, doi:10.3760/cma.j.issn.0376-2491.2017.43.007