1. Early failures among 14009 cemented and 1326 uncemented prostheses for primary coarthrosis;Havelin;Acta. Orthop. Scand.,1994
2. Failed innovation in total hip replacement;Huiskes;Acta. Orthop. Scand.,1993
3. Cementless fixation of ‘isoelastic’ hip endoprostheses manufactured from plastic materials;Morscher;Clin. Orthop. Rel. Res.,1983
4. The isoelastic hip prosthesis followed for 5 years;Butel;Acta. Orthop. Scand.,1988
5. In vivo measurements of relative motion between an uncemented femoral total hip component and the femur by roentgen stereophotogrammetric analysis;Nistor;Clin. Orthop.,1991