SIREGAR, D. R.; CHRISTOPER, A. PREVALENCE AND CHARACTERISTICS OF BREAST CANCER IN YOUNG WOMEN . Sumatera Medical Journal, [S. l.], v. 3, n. 2, 2020. DOI: 10.32734/sumej.v3i2.2919. Disponível em: https://idjpcr.usu.ac.id/smj/article/view/2919. Acesso em: 5 aug. 2025.