ADOLESCENTS HEALTHY DEVELOP. & SERVICES By 2021, adolescents, especially the most disadvantaged, have increased knowledge of healthy development and available services., which contributes to Cross-Sectoral Adolescent Development, Evaluation, Health And Development In Early Childhood And Adolescence, Immunization Services As Part Of Primary Health Care, Learning, Skills, Participation And Engagement, Mental Health And Psychosocial Well-Being, Nutrition Of Adolescents And Women, Nutrition Of Adolescents And Women (Covid), Research. UNICEF aims to achieve this through Community Engagement, Social And Behaviour Change, Data, Research, Evaluation And Knowledge Management, Evaluations, Research And Data, Fostering Innovation And Use Of New Technologies, Operational Support To Programme Delivery, Systems Strengthening And Institution Building, Systems Strengthening To Leave No One Behind. This contributes to the following Country Programme result:  By 2021, all adolescents, especially the disadvantaged, increasingly practice key behaviours for healthy development and
participate in decision-making at all levels to accelerate the realisation of their rights.