1. Paul JP (1967) Forces transmitted by joints in the human body. Proc Inst Mech Eng
2. Rydell NW (1966) Forces acting on the femoral head prosthesis. Litotyp Gotenborg
3. Goodman RMF, English TA, Kilvington M (1979) An implantable FM telemetry system for measuring forces on prosthetic hip joints. In: Amlaner, Macdonald (eds) Proceedings of the international conference on telemetry and radio tracking in biology and medicine. Oxford.
4. Carlson CE, Mann RW, Harris WM (1974) A radio telemetry device for monitoring cartilage surface pressures in the human hip. IEEE Trans Biomed Eng 21(4)
5. Bergman G et al. (1988) Multichannel strain gauge telemetry for orthopaedic implants. J Biomech 21 (2)