Vargas-PalaciosA, HulmeC, VealeT, DowneyCL. Systematic review of retraction devices for laparoscopic surgery. Surg Innov, 2016; 23:90–101.
2.
AutorinoR, BrandaoLF, SankariB, et al.Laparoendoscopic single-site (LESS) vs laparoscopic living-donor nephrectomy: A systematic review and meta-analysis. BJU Int, 2015; 115:206–215.