Cloodt, Erika, Philippe Wagner, Henrik Lauge-Pedersen, and Elisabet Rodby-Bousquet. 2020. “Knee and Foot Contracture Occur Earliest in Children With Cerebral Palsy: A Longitudinal Analysis of 2,693 Children”. Acta Orthopaedica 92 (2):222-27. https://doi.org/10.1080/17453674.2020.1848154.