1. The Norwegian Joint Registry;Havelin;Bull Hosp Jt Dis,1999
2. National Joint Registry for England and Wales 9th annual report,2012
3. National Joint Replacement Registry annual report;Australian Orthopaedic Association,2014
4. Anatomic porous replacement hip arthroplasty: first 100 consecutive cases;Dorr;Semin Arthroplasty,1990
5. Structural and cellular assessment of bone quality of proximal femur;Dorr;Bone,1993