1. Gu H, Lee S, Kim S, et al. Development of colonic stent simulator using three-dimensional printing technique: a simulator development study in Korea. Clin Endosc. 2024; 57:790–797.
2. Kim Y, Lee JH, Lee GH, et al. Simulator-based training method in gastrointestinal endoscopy training and currently available simulators. Clin Endosc. 2023; 56:1–13.