Tabla de Contenidos: “…Overview on adolescence -- Concepts of health care in adolescents in the 21st century -- Principles of pharmacology -- Basic concepts of neurotransmission -- Genetics and adolescent medicine -- Concepts of emergency care -- Concepts of surgical disorders in adolescents -- Concepts of psychotherapy in adolescents -- Substance abuse disorders -- Pharmacotherapy of adolescent attention deficit -- Disorders of disruption, violence, and cognitive abilities -- Mood disorders -- Anxiety disorders -- Schizophrenia -- The adolescent breast -- Menstrual disorders in the adolescent -- Sexually transmitted diseases -- Contraception in adolescents -- Adolescent pregnancy -- About the editors -- About the Department of Pediatric and Human Development, Michigan -- About the Division of Adolescent Medicine, University of Kentucky -- About the National Institute of Child Health and Human Development in Israel…”