[1] Southlake Reg Hlth Ctr, Newmarket, ON, Canada
[2] Univ Sherbrooke, Dept Med, Div Rheumatol, Sherbrooke, PQ J1K 2R1, Canada
[3] Credit Valley Rheumatol, Mississauga, ON, Canada
[4] Amgen Canada Inc, Mississauga, ON, Canada
[5] Optum, Burlington, ON, Canada
[6] Inst Rhumatol Montreal, Montreal, PQ, Canada