1. Primary total hip arthroplasty;Branson;AORN J,2003
2. 8th Annual Report;National Joint Registry for England & Wales,2011
3. A review of pre-clinical testing of femoral stem subsidence and comparison with clinical data;Gheduzzi;Proc IMechE,2007
4. The Swedish National Hip Arthroplasty Register;Garellick,2010
5. The Norwegian Arthroplasty Register. Helse Bergen HF, Department of Orthopaedic Surgery, Haukeland University Hospital;2010. http://www.haukeland.no/nrl.