Adji, F.R., Sofro, Z.M. and Hapsari, M. 2022. The effect of beetroot juice (<em>Beta Vulgaris L.</em>) supplementation on ṼO2max of youth soccer athletes. Journal of Public Health in Africa. 13, s2 (Dec. 2022). DOI:https://doi.org/10.4081/jphia.2022.2406.