1. A new patella prosthesis.;Aglietti;Clin Orthop,1975
2. Patellofemoral arthroplasty. A three to nine year follow-up study.;Arciero;Clin Orthop,1988
3. Is there a place for patellofemoral arthroplasty?;Argenson;Clin Orthop,1995
4. Patellofemoral replacement.;Blazina;Clin Orthop,1979
5. Autologous chondrocytes used for articular cartilage repair. An update.;Brittberg;Clin Orthop,2001