National Medical Journal of China, Volume 95, Issue 46,2015, Pages 3797-3800, doi:10.3760/cma.j.issn.0376-2491.2015.46.020
National Medical Journal of China, Volume 95, Issue 46,2015, Pages 3758-3761, doi:10.3760/cma.j.issn.0376-2491.2015.46.009
National Medical Journal of China, Volume 95, Issue 46,2015, Pages 3727-3732, doi:10.3760/cma.j.issn.0376-2491.2015.46.002
National Medical Journal of China, Volume 95, Issue 46,2015, Pages 3775-3777, doi:10.3760/cma.j.issn.0376-2491.2015.46.013
National Medical Journal of China, Volume 95, Issue 46,2015, Pages 3733-3736, doi:10.3760/cma.j.issn.0376-2491.2015.46.003