Hamonangan Sihombing, R. J., K. . Sukatendel, D. M. . Rangkuti, E. . Mayasari, and M. O. . Hasiana Siburian. “The Relationship Between Knowledge and the Utilization of the Maternal and Child Health (MCH) Book Among Pregnant Women at Tanjung Rejo Public Health Center, Deli Serdang Regency”. Eduvest - Journal of Universal Studies, vol. 5, no. 11, Nov. 2025, pp. 13442-5, doi:10.59188/eduvest.v5i11.52192.