National Medical Journal of China, Volume 97, Issue 35,2017, Pages 2793-2794, doi:10.3760/cma.j.issn.0376-2491.2017.35.019
National Medical Journal of China, Volume 97, Issue 35,2017, Pages 2762-2765, doi:10.3760/cma.j.issn.0376-2491.2017.35.011
National Medical Journal of China, Volume 97, Issue 35,2017, Pages 2737-2741, doi:10.3760/cma.j.issn.0376-2491.2017.35.005
National Medical Journal of China, Volume 97, Issue 35,2017, Pages 2733-2736, doi:10.3760/cma.j.issn.0376-2491.2017.35.004
National Medical Journal of China, Volume 97, Issue 35,2017, Pages 2783-2788, doi:10.3760/cma.j.issn.0376-2491.2017.35.016