“Determinants of Vasectomy Contraceptive Method Selection Among Men in the Working Area of Buhit Public Health Center, Pangururan District, Samosir Regency, 2024”. Journal of Pharmaceutical and Sciences 8, no. 4 (November 2, 2025): 2430–2449. Accessed October 21, 2026. https://journal-jps.com/new/index.php/jps/article/view/1163.