Bołdys-Żegocki, Hubert, et al. “Comparison of the Long-Term Clinical, Metabolic, and Economic Outcomes of Sleeve Gastrectomy (SG) and Roux-En-Y Gastric Bypass (RYGB)”. Quality in Sport, vol. 48, Dec. 2025, p. 66825, doi:10.12775/QS.2025.48.66825.