Harefa, Yohana Yakin Hati, Mesrida Simarmata, Ingka Kristina Pangaribuan, Sonia Novita Ronaldo, and Ronaldo GF Simbolon. 2024. “The Effect of Breast Self-Examination on Consciousness Skills in Fertilizing Age”. Journal of Midwifery and Nursing 6 (1):102-8. https://doi.org/10.35335/jmn.v6i1.4315.