“…18 Limited data are available on other important aspects of adolescents' well-being, such as mental health and nutrition, and on the experiences and risks facing subpopulations, such as sexual and gender minorities. 19 Moreover, despite the overall growth in targeted interventions and scholarly research focused on adolescent girls, variation in study design and mixed results often undermine the drawing of clear, accurate conclusions. Evaluations of the most common interventions for adolescent girls-such as peer education, comprehensive sexuality education, youth-friendly health services, and community-based girl group programs-explore a wide range of outcomes and use varying impact measures.…”