Sumarni, Sumarni, Erniawati Erniawati, Nuraeni Nuraeni, Jusni Jusni, and Sri Ningsih. 2019. “Knowledge Of Students Of Senior Highs School 2 Bulukumba About Free Sex”. JPK : Jurnal Proteksi Kesehatan 8 (1), 16-21. https://doi.org/10.36929/jpk.v8i1.327.