National Medical Journal of China, Volume 97, Issue 14,2017, Pages 1108-1110, doi:10.3760/cma.j.issn.0376-2491.2017.14.018
National Medical Journal of China, Volume 97, Issue 14,2017, Pages 1111, doi:10.3760/cma.j.issn.0376-2491.2017.14.019
National Medical Journal of China, Volume 97, Issue 14,2017, Pages 1065-1070, doi:10.3760/cma.j.issn.0376-2491.2017.14.008
National Medical Journal of China, Volume 97, Issue 14,2017, Pages 1102-1103, doi:10.3760/cma.j.issn.0376-2491.2017.14.016
National Medical Journal of China, Volume 97, Issue 14,2017, Pages 1061-1064, doi:10.3760/cma.j.issn.0376-2491.2017.14.007