1. United Nations, department of economic and social affairs, population division. Adolescents data; 2023. Available from: https://data.unicef.org/topic/adolescents/overview//. Accessed March 21, 2024.
2. United Nations, Department of Economic and Social Affairs, Population Division. Estimates and Projections of Family Planning Indicators 2019. New York: United Nations; 2019. Available from: https://www.un.org/development/desa/pd/data/family-planning-indicators. Accessed March 21, 2024.
3. World Health Organization. Report of adolescent health services barriers assessment in Ethiopia; 2021.
4. Does Youth-Friendly Service Intervention Reduce Risky Sexual Behavior in Unmarried Adolescents? A Comparative Study in West Gojjam Zone, Northwest Ethiopia