Engesæter, I. Ø, Lie, S. A., Lehmann, T. G., Furnes, O., Vollset, S. E., & Engesæter, L. B. (2008). Neonatal hip instability and risk of total hip replacement in young adulthood. Acta Orthopaedica, 79(3), 321–326. https://doi.org/10.1080/17453670710015201