Instruction and study (1) Children (1) Assaying (1) Women athletes (1) Teachers (1) Screws (1) Risk (1) Questionnaires (1) Play (1) Parents (1) Fate and fatalism (1) Athletes (1) Anxiety (1) Anxiety disorders (1) Design (1) Age (1) Analysis (1) Sexual behavior (1) Science (1) Sports (1) Practice (1) Students (1) Physical training (1) Training of (1) Employees (1) Mujeres deportistas (1) Fatalismo (1) Tornillos (1) Costumbres sexuales (1) Ciencias (1)