BARTECKI, Nikodem; STROJEK, Katarzyna. Relaxation techniques as an element supporting the functioning of the speech apparatus - a review of the literature. Journal of Education, Health and Sport, [S. l.], v. 85, p. 66157, 2025. DOI: 10.12775/JEHS.2025.85.66157. Disponível em: https://apcz.umk.pl/JEHS/article/view/66157. Acesso em: 27 dec. 2025.