National Medical Journal of China, Volume 95, Issue 31,2015, Pages 2574-2576, doi:10.3760/cma.j.issn.0376-2491.2015.31.024
National Medical Journal of China, Volume 95, Issue 31,2015, Pages 2532-2536, doi:10.3760/cma.j.issn.0376-2491.2015.31.012
National Medical Journal of China, Volume 95, Issue 31,2015, Pages 2508-2509, doi:10.3760/cma.j.issn.0376-2491.2015.31.005
National Medical Journal of China, Volume 95, Issue 31,2015, Pages 2556-2559, doi:10.3760/cma.j.issn.0376-2491.2015.31.018
National Medical Journal of China, Volume 95, Issue 31,2015, Pages 2515-2517, doi:10.3760/cma.j.issn.0376-2491.2015.31.008