1. Arthrography of total hip replacement using subtraction technique;Anderson;>Radiology,1973
2. Bryan, R. S.: Protocol for polycentric knee arthroplasty and technique. Personal communication.
3. The quest for the replacement knee;Bryan;>Orthop. Clin. North Amer.,1971
4. Coventry. M. B.: Protocol for geomedic total knee arthroplasty. Personal communication.
5. A new geometric knee for total knee arthroplasty;Coventry;>Clin. Orthop.,1972