A comparative study in some respiratory system variables in case of rest (comfort) and effort in different temperature for swimmers. College of Basic Education Research Journal, [S. l.], v. 17, n. 4, p. 986–1005, 2021. DOI: 10.33899/berj.2022.170332. Disponível em: https://berj.uomosul.edu.iq/index.php/berj/article/view/37855. Acesso em: 10 jul. 2026.