DRZAŁ-GRABIEC, J.; SNELA, S.; BIBROWICZ, K.; SZCZEPANOWSKA-WOŁOWIEC, B. Body posture of children aged 7–9. European Journal of Clinical and Experimental Medicine, [S. l.], v. 9, n. 4, p. 461–474, 2011. Disponível em: https://journals.ur.edu.pl/ejcem/article/view/12884. Acesso em: 26 apr. 2026.