National Medical Journal of China, Volume 101, Issue 34,2021, Pages 2709, doi:10.3760/cma.j.issn.0376-2491.2021.34.102
National Medical Journal of China, Volume 101, Issue 34,2021, Pages 2717-2722, doi:10.3760/cma.j.cn112137-20201225-03462
National Medical Journal of China, Volume 101, Issue 34,2021, Pages 2698-2702, doi:10.3760/cma.j.cn112137-20210601-01256
National Medical Journal of China, Volume 101, Issue 34,2021, Pages 2667-2673, doi:10.3760/cma.j.cn112137-20210224-00478
National Medical Journal of China, Volume 101, Issue 34,2021, Pages 2692-2697, doi:10.3760/cma.j.cn112137-20210423-00968