National Medical Journal of China, Volume 100, Issue 12,2020, Pages 910-914, doi:10.3760/cma.j.cn112137-20191203-02634
National Medical Journal of China, Volume 100, Issue 12,2020, Pages 893-898, doi:10.3760/cma.j.cn112137-20191128-02583
National Medical Journal of China, Volume 100, Issue 12,2020, Pages 928-932, doi:10.3760/cma.j.cn112137-20190712-01555
National Medical Journal of China, Volume 100, Issue 12,2020, Pages 915-921, doi:10.3760/cma.j.cn112137-20191009-02178
National Medical Journal of China, Volume 100, Issue 12,2020, Pages 954-956, doi:10.3760/cma.cn112137-20191111-02449