No difference in whole-blood metal ions between 32-mm and 36- to 44-mm femoral heads in metal-on-polyethylene total hip arthroplasty: a 2-year report from a randomised control trial.
Kristine I Bunyoz, Georgios Tsikandylakis, Kristian Mortensen...
https://pubmed.ncbi.nlm.nih.gov/34102902