National Medical Journal of China, Volume 101, Issue 33,2021, Pages 2581, doi:10.3760/cma.j.issn.0376-2491.2021.33.102
National Medical Journal of China, Volume 101, Issue 33,2021, Pages 2640, doi:10.3760/cma.j.issn.0376-2491.2021.33.104
National Medical Journal of China, Volume 101, Issue 33,2021, Pages 2617-2620, doi:10.3760/cma.j.cn112137-20201208-03304
National Medical Journal of China, Volume 101, Issue 33,2021, Pages 2632-2635, doi:10.3760/cma.j.cn112137-20210129-00280
National Medical Journal of China, Volume 101, Issue 33,2021, Pages 2641-2644, doi:10.3760/cma.j.cn112137-20210202-00315