Thanner, J. et al. 1999. Poor outcome of the PCA and Harris-Galante hip prostheses: Randomized study of 171 arthroplasties with 9-year follow-up. Acta Orthopaedica. 70, 2 (Jan. 1999), 155–162. DOI:https://doi.org/10.3109/17453679909011255.