22. CONGENITAL HEART DISEASES MODEL AT CHILDREN’S HOSPITAL 2 IN THE PERIOD 2018–2023. YHCĐ [Internet]. 2025 Oct. 2 [cited 2026 Sept. 8];66(CĐ16-HNKH Bệnh viện Nhi Đồng 2). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/3334