%0 Journal Article %A BF Morrey %T Upper tibial osteotomy for secondary osteoarthritis of the knee %D 1989 %J The Journal of Bone & Joint Surgery British Volume %P 554-559 %V 71-B %N 4 %R 10.1302/0301-620X.71B4.2768296 %U https://doi.org/10.1302/0301-620X.71B4.2768296 %K