+*Ahmad, T; *Bergström, J (A-Karolinska Institute, Swedish Medical Research Council); *Spetea, M; *Ahmed, M (A-Karolinska Institute, Swedish Medical Research Council, Swedish Association Against Rheumatic Diseases, Uggla's Foundation, Lundbergs Foundation) +*Karolinska Institutet, Stockholm, Sweden. Orthopedic Laboratory, Research Center M3:02, Karolinska Hospital, S171 76 Stockholm, SWEDEN, +4...