Chacón-Borrego F. Physical activity and physical fitness in children and their relationship on body fat. J. Hum. Sport Exerc. [Internet]. 2022 Feb. 22 [cited 2024 Apr. 19];18(2):283-95. Available from: https://www.jhse.ua.es/article/view/2023-v18-n2-physical-activity-physical-fitness-children-relation