National Medical Journal of China, Volume 98, Issue 16,2018, Pages 1273-1278, doi:10.3760/cma.j.issn.0376-2491.2018.16.017
National Medical Journal of China, Volume 98, Issue 16,2018, Pages 1209-1212, doi:10.3760/cma.j.issn.0376-2491.2018.16.004
National Medical Journal of China, Volume 98, Issue 16,2018, Pages 1279-1280, doi:10.3760/cma.j.issn.0376-2491.2018.16.018
National Medical Journal of China, Volume 98, Issue 16,2018, Pages 1250-1255, doi:10.3760/cma.j.issn.0376-2491.2018.16.013
National Medical Journal of China, Volume 98, Issue 16,2018, Pages 1207-1208, doi:10.3760/cma.j.issn.0376-2491.2018.16.003