Havelin, L.I. et al. 1995. Revision for aseptic loosening of uncemented cups in 4,352 primary total hip prostheses: A report from the Norwegian Arthroplasty Register. Acta Orthopaedica. 66, 6 (Jan. 1995), 494–500. DOI:https://doi.org/10.3109/17453679509002301.