1. Rate of wear in total hip replacements;Charnley;Clin Orthop,1975
2. The first 32 years of total hip arthroplasty;Harris;Clin Orthop,1992
3. Long term results of 10–15 year cruciate substituting knee;Insall,1993
4. Charnley total hip arthroplasty with cement;Kavanagh;J Bone Joint Surg Am,1989
5. Long term results of the total condylar knee arthroplasty;Ranawat;Clin Orthop,1993