Construct validation and intra-rater reproducibility of the 6-minutes step test in healthy children aged 7-11 years. Research, Society and Development, [S. l.], v. 10, n. 5, p. e58210515289, 2021. DOI: 10.33448/rsd-v10i5.15289. Disponível em: https://www.rsdjournal.org/rsd/article/view/15289. Acesso em: 5 dec. 2025.