Incidence of cholelithiasis in patients diagnosed with obesity who underwent sleeve gastrectomy vs. laparoscopic Roux-en-Y gastric bypass. A retrospective study. RSD [Internet]. 2025 Dec. 29 [cited 2026 Jan. 2];14(12):e190141250443. Available from: https://rsdjournal.org/rsd/article/view/50443