Maggio, A. B., Vuistiner, P., Crettenand, A., Tabin, R., Martin, X. E., Beghetti, M., Farpour-Lambert, N. J., & Deriaz, O. (2017). Adapting the “Chester step test” to predict peak oxygen uptake in children. Swiss Medical Weekly, 147(1920), w14435. https://doi.org/10.4414/smw.2017.14435