Refa Perdana Mukti, Gema Nazri Yanni. RISK FACTORS OF CONGENITAL ANOMALIE AT HAJJ ADAM MALIK GENERAL HOSPITAL AND UNIVERSITY OF NORTH SUMATERA HOSPITAL IN 2017-2019. Sumat. Med. J. [Internet]. 2020Aug.20 [cited 2024May19];3(3). Available from: https://talenta.usu.ac.id/smj/article/view/3727