Nasution AN, Hasan R, Rusda M, Amin MM, Lubis RR, Mardiah H. Early Detection Screening for Congenital Heart Disease (CHD) in the Junior High School Student Population in the Coastal Area of Batu Bara Regency, North Sumatra. Sumat. Med. J. [Internet]. 2026 Sep. 1 [cited 2026 Sep. 1];9(3):172-8. Available from: https://talenta.usu.ac.id/smj/article/view/24107