National Medical Journal of China, Volume 95, Issue 28,2015, Pages 2327-2329, doi:10.3760/cma.j.issn.0376-2491.2015.28.021
National Medical Journal of China, Volume 95, Issue 28,2015, Pages 2302-2306, doi:10.3760/cma.j.issn.0376-2491.2015.28.015
National Medical Journal of China, Volume 95, Issue 28,2015, Pages 2282-2284, doi:10.3760/cma.j.issn.0376-2491.2015.28.009
National Medical Journal of China, Volume 95, Issue 28,2015, Pages 2268-2271, doi:10.3760/cma.j.issn.0376-2491.2015.28.006
National Medical Journal of China, Volume 95, Issue 28,2015, Pages 2333-2334, doi:10.3760/cma.j.issn.0376-2491.2015.28.023