Minors (1) Teenagers (1) Trust (1) Research (1) Methodology (1) Drug abuse (1) Confidence (1) Anxiety (1) Ambulatory medical care (1) Alcoholism (1) Ability (1) Drogas--Consumo (1) Confianza (1) Asistencia ambulatoria (1) Factores (1) Estudio (1) Investigación (1) Metodología (1) Menores (1) Ansiedad (1) Alcoholismo (1) Adolescentes (1) Aptitudes (1)