National Medical Journal of China, Volume 97, Issue 47,2017, Pages 3716-3719, doi:10.3760/cma.j.issn.0376-2491.2017.47.007
National Medical Journal of China, Volume 97, Issue 47,2017, Pages 3724-3728, doi:10.3760/cma.j.issn.0376-2491.2017.47.009
National Medical Journal of China, Volume 97, Issue 47,2017, Pages 3699-3703, doi:10.3760/cma.j.issn.0376-2491.2017.47.004
National Medical Journal of China, Volume 97, Issue 47,2017, Pages 3755-3756, doi:10.3760/cma.j.issn.0376-2491.2017.47.016
National Medical Journal of China, Volume 97, Issue 47,2017, Pages 3704-3710, doi:10.3760/cma.j.issn.0376-2491.2017.47.005