%0 Journal Article %A F. S. Haddad %T How much evidence does it take to change practice? %D 2017 %J The Bone & Joint Journal %P 849-850 %V 99-B %N 7 %R 10.1302/0301-620X.99B7.BJJ-2017-0695 %U https://doi.org/10.1302/0301-620X.99B7.BJJ-2017-0695 %K