Chinese Journal of Digestive Surgery, Volume 20, Issue 4,2021, Pages 395-400, doi:10.3760/cma.j.cn115610-20210317-00129
Chinese Journal of Digestive Surgery, Volume 20, Issue 4,2021, Pages 359-375, doi:10.3760/cma.j.cn115610-20210303-00107
Chinese Journal of Digestive Surgery, Volume 20, Issue 4,2021, Pages 466-470, doi:10.3760/cma.j.cn115610-20210117-00029
Chinese Journal of Digestive Surgery, Volume 20, Issue 4,2021, Pages 407-413, doi:10.3760/cma.j.cn115610-20210217-00079