National Medical Journal of China, Volume 97, Issue 38,2017, Pages 2982-2983, doi:10.3760/cma.j.issn.0376-2491.2017.38.007
National Medical Journal of China, Volume 97, Issue 38,2017, Pages 3001-3004, doi:10.3760/cma.j.issn.0376-2491.2017.38.011
National Medical Journal of China, Volume 97, Issue 38,2017, Pages 2972-2974, doi:10.3760/cma.j.issn.0376-2491.2017.38.004
National Medical Journal of China, Volume 97, Issue 38,2017, Pages 2975-2978, doi:10.3760/cma.j.issn.0376-2491.2017.38.005
National Medical Journal of China, Volume 97, Issue 38,2017, Pages 3028-3030, doi:10.3760/cma.j.issn.0376-2491.2017.38.017