Sari, M. T., Sarumpaet, S., & Siregar, F. A. (2021). Factors Associated with Breast Cancer in Women of Reproductive Age at Dr. Pirngadi Hospital, Medan, North Sumatera. Journal of Maternal and Child Health, 6(1), 84–94. Retrieved from http://thejmch.com/index.php/thejmch/article/view/545