Chinese Journal of Postgraduates of Medicine, Volume 42, Issue 9,2019, Pages 855-859, doi:10.3760/cma.j.issn.1673-4904.2019.09.023
Chinese Journal of Postgraduates of Medicine, Volume 42, Issue 9,2019, Pages 812-816, doi:10.3760/cma.j.issn.1673-4904.2019.09.011
Chinese Journal of Postgraduates of Medicine, Volume 42, Issue 9,2019, Pages 850-854, doi:10.3760/cma.j.issn.1673-4904.2019.09.022
Chinese Journal of Postgraduates of Medicine, Volume 42, Issue 9,2019, Pages 839-841, doi:10.3760/cma.j.issn.1673-4904.2019.09.019