National Medical Journal of China, Volume 96, Issue 35,2016, Pages 2842-2845, doi:10.3760/cma.j.issn.0376-2491.2016.35.016
National Medical Journal of China, Volume 96, Issue 35,2016, Pages 2796-2801, doi:10.3760/cma.j.issn.0376-2491.2016.35.007
National Medical Journal of China, Volume 96, Issue 35,2016, Pages 2838-2841, doi:10.3760/cma.j.issn.0376-2491.2016.35.015
National Medical Journal of China, Volume 96, Issue 35,2016, Pages 2786-2790, doi:10.3760/cma.j.issn.0376-2491.2016.35.005
National Medical Journal of China, Volume 96, Issue 35,2016, Pages 2791-2795, doi:10.3760/cma.j.issn.0376-2491.2016.35.006