1. The suitability of metals for surgical implants;Zitter,1976
2. Total hip replacement by low-friction arthroplasty;Charnley;Clinical Orthopaedics,1970
3. The use of polymers in high load bearing joints in the locomotor system;Sauer,1976
4. Ceramic hip joint replacement;Griss,1976
5. Iso-elastic endoprotheses;Morscher,1976