Experience of 10 years of application of OTSC-Assisted Full-Thickness Interventions in the Gastrointestinal Tract: Endoscopic Full-Thickness Resection (eFTR) and Fistula Closure. (2026). Perioperaciina Medicina, 8(2), 5-18. https://doi.org/10.31636/prmd.v8i2.1