TY  - RPRT
TI  - Back to the future: evolution in hip design.
AU  - J J Callaghan
AU  - T D Brown
PY  - 1998
DO  - 10.3928/0147-7447-19980901-25
UR  - https://pubmed.ncbi.nlm.nih.gov/9769047/
ID  - 9769047
ER  -