siregar, nurelilasari. “The Related Factors of Unmet Neet Phenomena in Fertile Coule in Desa Pasir Matogu Kecamatan Angkola Muaratail Kabupaten Tapanuli Selatan”. Jurnal Kesehatan Ilmiah Indonesia / Indonesian Health Scientific Journal, vol. 6, no. 2, Dec. 2021, pp. 67-79, doi:10.51933/health.v6i2.510.