Immediate outcomes following the GLA:D® program in Denmark, Canada and Australia. A longitudinal analysis including 28,370 patients with symptomatic knee or hip osteoarthritis

Ewa M. Roos, D.T. Grønne, Søren Thorgaard Skou, Michael G. Zywiel, Rhona McGlasson, Christian J. Barton, Joanne L. Kemp, Kay M. Crossley, Aileen M. Davis