National Medical Journal of China, Volume 98, Issue 40,2018, Pages 3291-3293, doi:10.3760/cma.j.issn.0376-2491.2018.40.015
National Medical Journal of China, Volume 98, Issue 40,2018, Pages 3244-3248, doi:10.3760/cma.j.issn.0376-2491.2018.40.006
National Medical Journal of China, Volume 98, Issue 40,2018, Pages 3230-3234, doi:10.3760/cma.j.issn.0376-2491.2018.40.003
National Medical Journal of China, Volume 98, Issue 40,2018, Pages 3302-3304, doi:10.3760/cma.j.issn.0376-2491.2018.40.019
National Medical Journal of China, Volume 98, Issue 40,2018, Pages 3268-3273, doi:10.3760/cma.j.issn.0376-2491.2018.40.011