National Medical Journal of China, Volume 96, Issue 45,2016, Pages 3686-3688, doi:10.3760/cma.j.issn.0376-2491.2016.45.016
National Medical Journal of China, Volume 96, Issue 45,2016, Pages 3699-3701, doi:10.3760/cma.j.issn.0376-2491.2016.45.019
National Medical Journal of China, Volume 96, Issue 45,2016, Pages 3626-3629, doi:10.3760/cma.j.issn.0376-2491.2016.45.003
National Medical Journal of China, Volume 96, Issue 45,2016, Pages 3652-3655, doi:10.3760/cma.j.issn.0376-2491.2016.45.009
National Medical Journal of China, Volume 96, Issue 45,2016, Pages 3669-3673, doi:10.3760/cma.j.issn.0376-2491.2016.45.013