National Medical Journal of China, Volume 95, Issue 26,2015, Pages 2066-2069, doi:10.3760/cma.j.issn.0376-2491.2015.26.006
National Medical Journal of China, Volume 95, Issue 26,2015, Pages 2054-2057, doi:10.3760/cma.j.issn.0376-2491.2015.26.003
National Medical Journal of China, Volume 95, Issue 26,2015, Pages 2049-2050, doi:10.3760/cma.j.issn.0376-2491.2015.26.001
National Medical Journal of China, Volume 95, Issue 26,2015, Pages 2084-2089, doi:10.3760/cma.j.issn.0376-2491.2015.26.010
National Medical Journal of China, Volume 95, Issue 26,2015, Pages 2058-2061, doi:10.3760/cma.j.issn.0376-2491.2015.26.004