Terjesen, Terje, Philippe Wagner, and Gunnar Hägglund. “Letter to the Editor and Reply Concerning: Hip Development After Surgery to Prevent Hip Dislocation in Cerebral Palsy: A Longitudinal Register Study of 252 Children”. Acta Orthopaedica 93 (February 4, 2022): 294–295. Accessed March 29, 2024. https://actaorthop.org/actao/article/view/2030.