National Medical Journal of China, Volume 95, Issue 32,2015, Pages 2599-2602, doi:10.3760/cma.j.issn.0376-2491.2015.32.006
National Medical Journal of China, Volume 95, Issue 32,2015, Pages 2623-2625, doi:10.3760/cma.j.issn.0376-2491.2015.32.012
National Medical Journal of China, Volume 95, Issue 32,2015, Pages 2577-2578, doi:10.3760/cma.j.issn.0376-2491.2015.32.001
National Medical Journal of China, Volume 95, Issue 32,2015, Pages 2612-2615, doi:10.3760/cma.j.issn.0376-2491.2015.32.009
National Medical Journal of China, Volume 95, Issue 32,2015, Pages 2634-2638, doi:10.3760/cma.j.issn.0376-2491.2015.32.015