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Adolescence | Definition, Characteristics, & Stages | Britannica
Adolescence - Wikipedia
Adolescent Development - Cleveland Clinic
Adolescent health - World Health Organization (WHO)
Adolescence | Psychology Today
Stages of Adolescence - HealthyChildren.org
Adolescent health and development - World Health Organization …
Adolescent Development - The Promise of Adolescence - NCBI …
Adolescent and young adult health - World Health Organization …
Adolescent development and participation | UNICEF