National Medical Journal of China, Volume 101, Issue 36,2021, Pages 2899, doi:10.3760/cma.j.issn.0376-2491.2021.36.101
National Medical Journal of China, Volume 101, Issue 36,2021, Pages 2909-2911, doi:10.3760/cma.j.cn112137-20210131-00297
National Medical Journal of China, Volume 101, Issue 36,2021, Pages 2878-2884, doi:10.3760/cma.j.cn112137-20210223-00470
National Medical Journal of China, Volume 101, Issue 36,2021, Pages 2906-2908, doi:10.3760/cma.j.cn112137-20210202-00327
National Medical Journal of China, Volume 101, Issue 36,2021, Pages 2831-2834, doi:10.3760/cma.j.cn112137-20210226-00499