%0 Journal Article %A RS Jeffery %T Survivorship analysis and confidence limits %D 1992 %J The Journal of Bone & Joint Surgery British Volume %P 320-321 %V 74-B %N 2 %R 10.1302/0301-620X.74B2.1544983 %U https://doi.org/10.1302/0301-620X.74B2.1544983 %K