Löfqvist, T., Sanzén, L., Petersson, C., & Nilsson, I. M. (1996). Total hip replacement in patients with hemophilia: 13 hips in 11 patients followed for 1-16 years. Acta Orthopaedica, 67(4), 321–324. https://doi.org/10.3109/17453679609002323