MANIK, K.; PASARIBU, H. P. An Overview of the Level of Knowledge of Medical Student of Universitas Sumatera Utara about Risky Pregnancies. Sumatera Medical Journal, [S. l.], v. 5, n. 2, 2022. DOI: 10.32734/sumej.v5i2.7964. Disponível em: https://talenta.usu.ac.id/smj/article/view/7964. Acesso em: 4 aug. 2025.