1. Unicondylar arthroplasty;Capra,1992
2. Long-term results after total condylar knee arthroplasty;Ecker;Clin Orthop,1987
3. The validity of survivorship analysis in total joint arthroplasty;Dorey;J Bone Joint Surg [Am],1989
4. The long-term results of Stanmore total knee replacements;Grimer;J Bone Joint Surg [Br],1984
5. Proven and nonproven facts in knee arthroplasty;Gschwend,1988