Adolescent Age Groups 7 Persons 7 Child 4 Social Sciences 4 Behavior 3 Behavior and Behavior Mechanisms 3 Crime 3 Criminology 3 Diagnostic Techniques and Procedures 3 Diseases 3 Social Problems 3 Sociology 3 Violence 3 Adolescent Behavior 2 Adult 2 Brain damage 2 Diagnosis 2 Environment and Public Health 2 Health Care 2 Immune System Diseases 2 Juvenile Delinquency 2 Medicine 2 Mental Disorders 2 Nutritional and Metabolic Diseases 2 Pediatrics 2 Prevention 2 Public Health 2 Risk Factors 2 Social Behavior 2