Button, B., Dharmakumara, M., Parry, N., Keating, D., & Wilson, L. (2024). 522 Comparison of the validity of the Alfred Step Test and that of cardiopulmonary exercise testing in a randomized study of adults with CF. Journal of Cystic Fibrosis, 23, S285. https://doi.org/10.1016/S1569-1993(24)01361-4
Chicago Style (17th ed.) CitationButton, B., M. Dharmakumara, N. Parry, D. Keating, and L. Wilson. "522 Comparison of the Validity of the Alfred Step Test and That of Cardiopulmonary Exercise Testing in a Randomized Study of Adults with CF." Journal of Cystic Fibrosis 23 (2024): S285. https://doi.org/10.1016/S1569-1993(24)01361-4.
MLA (9th ed.) CitationButton, B., et al. "522 Comparison of the Validity of the Alfred Step Test and That of Cardiopulmonary Exercise Testing in a Randomized Study of Adults with CF." Journal of Cystic Fibrosis, vol. 23, 2024, p. S285, https://doi.org/10.1016/S1569-1993(24)01361-4.