%0 Journal Article %A B de Klerk %A F P J G Lafeber %A W E van Spil %T Associations of CTX-II with biochemical markers of bone turnover raise questions about its tissue origin: new insights from CHECK %D 2014 %R 10.1136/annrheumdis-2014-205494 %J Annals of the Rheumatic Diseases %P e39-e39 %V 73 %N 7 %U https://ard.bmj.com/content/annrheumdis/73/7/e39.full.pdf