%0 Journal Article %A A. H. R. W. Simpson %A C. R. Howie %A J. Norrie %T Surgical trial design – learning curve and surgeon volume %D 2017 %J Bone & Joint Research %P 194-195 %V 6 %N 4 %R 10.1302/2046-3758.64.BJR-2017-0051 %U https://doi.org/10.1302/2046-3758.64.BJR-2017-0051 %K