Teenagers (4) Sex (4) Factores (4) Sexualidad (4) Adolescentes (4) Women (3) Structural stability (3) Psychology (3) Intention (3) Factor analysis (3) Intención (3) Análisis factorial (3) Estudio (3) Psicología (3) Estructuras (Construcción)--Estabilidad (3) Mujeres (3) School children (2) Measurement (2) Men (2) Human behavior (2) Health (2) Salud (2) Hombres (2) Escolares (2) Conducta (2) Medición (2) Certification (1) Youth (1) Uterus (1) Students (1)