National Medical Journal of China, Volume 101, Issue 37,2021, Pages 2993-2998, doi:10.3760/cma.j.cn112137-20210220-00444
National Medical Journal of China, Volume 101, Issue 37,2021, Pages 3018-3023, doi:10.3760/cma.j.cn112137-20210412-00870
National Medical Journal of China, Volume 101, Issue 37,2021, Pages 3024-3028, doi:10.3760/cma.j.cn112137-20210203-00337
National Medical Journal of China, Volume 101, Issue 37,2021, Pages 2974, doi:10.3760/cma.j.issn.0376-2491.2021.37.102
National Medical Journal of China, Volume 101, Issue 37,2021, Pages 3036-3040, doi:10.3760/cma.j.cn112137-20210415-00898