TAHIR, A.M. Peran polimorfisme gen Collagen type 1 alpha 1 (COL1α1) terhadap penurunan densitas mineral tulang vertebra lumbal akseptor KB suntik DMPA. Indonesian Journal of Obstetrics and Gynecology, [S. l.], v. 33, n. 3, 2016. Disponível em: https://inajog.com/index.php/journal/article/view/200. Acesso em: 5 mar. 2026.