Ramdan Usulu, Ridha Hafid and Sartika 2026. The Relationship of Reproductive Health Education from Teachers and Parents with Adolescents’ Attitudes to Free Sex at SMA Negeri 1 Tapa . International Journal of Health, Economics, and Social Sciences (IJHESS). 8, 3 (Jul. 2026), 2316~2326. DOI:https://doi.org/10.56338/ijhess.v8i3.10135.