[1] Univ Calgary, Cumming Sch Med, McCaig Inst Bone & Joint Hlth, Calgary, AB, Canada
[2] Univ Calgary, Cumming Sch Med, OBrien Inst Publ Hlth, Calgary, AB, Canada
[3] Arthrit Res Canada, Calgary, AB, Canada
[4] Cumming Sch Med, Div Rheumatol, Calgaru, AB, Canada
[5] Univ Calgary, Calgary, AB, Canada
[6] Univ Alberta, Dept Med, Learning Hlth Syst Team, Alberta SPOR SUPPORT Unit, Calgary, AB, Canada
[7] Univ Calgary, Cumming Sch Med, Dept Community Hlth Sci, Edmonton, AB, Canada
[8] Univ British Columbia, Dept Phys Therapy, Vancouver, BC, Canada
[9] Univ Calgary, Dept Radiol, Calgary, AB, Canada
[10] Univ British Columbia, Arthrit Res Canada, Vancouver, BC, Canada
[11] Univ Hosp Plymouth, Dept Rheumatol, Plymouth, Devon, England
[12] Peninsula Med Sch, Plymouth, Devon, England
[13] Cumming Sch Med, Div Rheumatol, Calgary, AB, Canada
[14] Univ Calgary, Cumming Sch Med, Calgary, AB, Canada
[15] Univ Calgary, Fac Nursing, Calgary, AB, Canada
[16] Alberta Hlth Serv, Edmonton, AB, Canada
[17] Univ Toronto, Temerty Sch Med, Toronto, ON, Canada
[18] Cumming Sch Med, Div Rheumatol, Calgary, AB, Canada