Rodriguez-Ayllon, María, Cadenas-Sánchez, Cristina, Catena, Andrés, Löf, Marie, Erickson, Kirk I., Lubans, David R., Ortega, Francisco B., Esteban-Cornejo, Irene, Estévez-López, Fernando, Muñoz, Nicolas E., Mora-Gonzalez, Jose, Migueles, Jairo H., Molina-García, Pablo, Henriksson, Hanna, Mena-Molina, Alejandra, Martínez-Vizcaíno, Vicente. Adis International; 2019. Role of physical activity and sedentary behavior in the mental health of preschoolers, children and adolescents: a systematic review and meta-analysis.