TY - GEN ED - Joint WHO/International Youth Foundation Meeting on Approaches to Adolescent Health and Development : Principles for Success (1991 : Geneva). TI - Approaches to adolescent health and development : principles for success : [report of] a Joint World Health Organization/International Youth Foundation Meeting, Geneva, 20-22 November 1991 PY - 1992/// CY - Geneva : PB - World Health Organization KW - Adolescent medicine ER -