[1] Katholieke Univ Leuven, Skeletal Biol & Engn Res Ctr, Leuven, Belgium
[2] ULB Hop Erasme, Brussels, Belgium
[3] Reuma Inst, Hasselt, Belgium
[4] GZA Sint Augustinus, Antwerp, Belgium
[5] UZ Leuven, Rheumatol, Leuven, Belgium
[6] ZNA Jan Palfijn, Antwerp, Belgium
[7] Heilig Hart Ziekenhuis, Leuven, Belgium