Correction to: Early-stage studies to larger-scale trials: investigators' perspectives on scaling-up childhood obesity interventions. - von Klinggraef, L.; Dugger, R.; Okely, A. D.; Lubans, D.; Jago, R.; Burkart, S.; Weaver, R. G.; Armstrong, B.; Pfedderer, C. D.; Beets, M. W. (Pilot & Feasibility Studies, 2022)