Chinese Journal of Surgery, Volume 57, Issue 11,2019, Pages 834-839, doi:10.3760/cma.j.issn.0529-5815.2019.11.008
Chinese Journal of Surgery, Volume 57, Issue 11,2019, Pages 853-859, doi:10.3760/cma.j.issn.0529-5815.2019.11.011
Chinese Journal of Surgery, Volume 57, Issue 11,2019, Pages 860-861, doi:10.3760/cma.j.issn.0529-5815.2019.11.012