Quyền NH, Hồng NTT. 68. Current status of prolonged pre-endoscopic fasting in children undergoing gastroduodenoscopy at Thai Binh Pediatric Hospital. TCNCYH [Internet]. 2025Oct.31 [cited 2026Nov.7];195(10):648-56. Available from: https://tapchinghiencuuyhoc.vn/index.php/tcncyh/article/view/4045