AYU, R.; ULLAH, S.; SIMBOLON, I. Mobile Health Intervention to Improve Uptake and 12-Month Continuation of Long-Acting Reversible Contraception Among Urban Female Adolescents: A Multicenter Randomized Controlled Trial. Sriwijaya Journal of Obstetrics and Gynecology, v. 3, n. 2, p. 112-124, 15 Jul. 2026.