[1] Univ Orleans, Hosp La Source, Rheumatol, Orleans, France
[2] Guys & St Thomas NHS Fdn Trust, Rheumatol, London, England
[3] Kings Coll London, London, England
[4] Univ Malaga, Hosp Reg Univ Malaga, Rheumatol, Malaga, Spain
[5] Univ Cantabria, Univ Hosp Valdecilla, Rheumatol, Santander, Spain
[6] Eli Lilly & Co, Lilly Int, Indianapolis, IN 46285 USA
[7] Univ Hasselt, Biomed Res Ctr, Diepenbeek, Belgium
[8] CHRU Tours, Serv Rhumatol, Tours, France
[9] Univ Hosp, Rheumatol, Whipps Cross Rd, London, England