National Medical Journal of China, Volume 96, Issue 33,2016, Pages 2616-2619, doi:10.3760/cma.j.issn.0376-2491.2016.33.003
National Medical Journal of China, Volume 96, Issue 33,2016, Pages 2640-2643, doi:10.3760/cma.j.issn.0376-2491.2016.33.008
National Medical Journal of China, Volume 96, Issue 33,2016, Pages 2671-2674, doi:10.3760/cma.j.issn.0376-2491.2016.33.015
National Medical Journal of China, Volume 96, Issue 33,2016, Pages 2620-2624, doi:10.3760/cma.j.issn.0376-2491.2016.33.004
National Medical Journal of China, Volume 96, Issue 33,2016, Pages 2609-2610, doi:10.3760/cma.j.issn.0376-2491.2016.33.001