2022, ' Intraperitoneal drain placement and outcomes after elective colorectal surgery: international matched, prospective, cohort study ', British Journal of Surgery, vol. 109, no. 3, pp. 520-529 . https://doi.org/10.1093/bjs/znac069, https://doi.org/10.1093/bjs/znac069 Sgro, A & Mclean, K 2022, ' Intraperitoneal drain placement and outcomes after elective colorectal surgery: international matched, prospective, cohort study ', British Journal of Surgery . https://doi.org/10.1093/bjs/znac069