Kamaliah. “Behavior of Pregnant Women in Using Posyandu to Check ANC (Anteatal Care) at Eka Sriwahyuni Clinic Medan 2023”. International Journal of Public Health Excellence (IJPHE) 3, no. 2 (January 19, 2024): 504~511. Accessed November 24, 2024. https://ejournal.ipinternasional.com/index.php/ijphe/article/view/758.