Sonia M C Pagura

Physical activity and its relationship to physical performance in patients with end stage knee osteoarthritis.

Scott G Thomas, Scott Thomas, D. Kennedy, 2003, The Journal of orthopaedic and sports physical therapy.

The relationship between self-report and performance-related measures: questioning the content validity of timed tests.

P. Stratford, D. Kennedy, J. Gollish, 2003, Arthritis and rheumatism.