National Medical Journal of China, Volume 101, Issue 44,2021, Pages 3655-3659, doi:10.3760/cma.j.cn112137-20210406-00819
National Medical Journal of China, Volume 101, Issue 44,2021, Pages 3650-3654, doi:10.3760/cma.j.cn112137-20210301-00523
National Medical Journal of China, Volume 101, Issue 44,2021, Pages 3670-3671, doi:10.3760/cma.j.cn112137-20210524-01198
National Medical Journal of China, Volume 101, Issue 44,2021, Pages 3620-3624, doi:10.3760/cma.j.cn112137-20210512-01123
National Medical Journal of China, Volume 101, Issue 44,2021, Pages 3637-3642, doi:10.3760/cma.j.cn112137-20210325-00742