National Medical Journal of China, Volume 96, Issue 1,2016, Pages 4-8, doi:10.3760/cma.j.issn.0376-2491.2016.01.002
National Medical Journal of China, Volume 96, Issue 1,2016, Pages 14-19, doi:10.3760/cma.j.issn.0376-2491.2016.01.004
National Medical Journal of China, Volume 96, Issue 1,2016, Pages 43-47, doi:10.3760/cma.j.issn.0376-2491.2016.01.010
National Medical Journal of China, Volume 96, Issue 1,2016, Pages 64-65, doi:10.3760/cma.j.issn.0376-2491.2016.01.016