%0 Journal Article %A Lars Engebretsen %A Magnus Forssblad %A Martin Lind %T Why registries analysing cruciate ligament surgery are important %D 2015 %R 10.1136/bjsports-2014-094484 %J British Journal of Sports Medicine %P 636-638 %V 49 %N 10 %U https://bjsm.bmj.com/content/bjsports/49/10/636.full.pdf