Veiga OL, Valcarce Torrente M, King Clavero A, de la Camara Serrano MA. Encuesta Nacional de Tendencias de Fitness en España para 2018 (National Survey of Fitness Trends in Spain for 2018). Retos [Internet]. 2018 Jan. 1 [cited 2025 Oct. 31];33:279-85. Available from: http://www.revistaretos.org/index.php/retos/article/view/59867