Ester Selfia Napitupulu, Helmi Wardah Nasution. The Relationship Of Adolescent Women’s Knowledge About Maturing The Age Of Marriage On The Risk Of Early Marriage At SMPN 5 Panyabungan Kota Mandailing Natal Regency. Jurnal EduHealth [Internet]. 2021 Feb. 25 [cited 2025 Jan. 9];11(2):123-8. Available from: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/4855