Schmidli, B.C., Endes, S., Stoffel Kerr, S.D. and Nigg, C.R. 2023. Validating device-based physical activity indicators with observation physical activity indicators in Swiss pre-school children. Current Issues in Sport Science (CISS). 8, 2 (Feb. 2023), 070. DOI:https://doi.org/10.36950/2023.2ciss070.