National Medical Journal of China, Volume 97, Issue 34,2017, Pages 2646-2649, doi:10.3760/cma.j.issn.0376-2491.2017.34.002
National Medical Journal of China, Volume 97, Issue 34,2017, Pages 2650-2656, doi:10.3760/cma.j.issn.0376-2491.2017.34.003
National Medical Journal of China, Volume 97, Issue 34,2017, Pages 2697-2702, doi:10.3760/cma.j.issn.0376-2491.2017.34.012
National Medical Journal of China, Volume 97, Issue 34,2017, Pages 2656,2669,2686,2702,2709,2716,2720,
National Medical Journal of China, Volume 97, Issue 34,2017, Pages 2670-2673, doi:10.3760/cma.j.issn.0376-2491.2017.34.006