[1] Univ Calgary, Calgary, AB, Canada
[2] Denver Hlth, Denver, CO USA
[3] Univ Colorado, Denver, CO 80202 USA
[4] Univ Nebraska Med Ctr, Rheumatol, Omaha, NE USA
[5] Univ Calif San Francisco, San Francisco, CA 94143 USA
[6] Shirley Ryan AbilityLab, Chicago, IL USA
[7] Northwestern Univ, Feinberg Sch Med, Chicago, IL 60611 USA
[8] Univ Toronto, Newmarket, ON, England
[9] OnMyCare Home Hlth, Fremont, CA USA
[10] Univ Calgary, Cumming Sch Med, Med, Calgary, AB, Canada