1. Arden N, Nevitt MC. Osteoarthritis: epidemiology. Best Pract Res Clin Rheumatol. 2006;20(1):3–25.
2. Guermazi A, Niu J, Hayashi D, Roemer FW, Englund M, Neogi T, Aliabadi P, McLennan CE, Felson DT. Prevalence of abnormalities in knees detected by MRI in adults without knee osteoarthritis: population based observational study (Framingham Osteoarthritis Study). Br Med J (Clin Res Ed). 2012;345:e5339.
3. Cross M, Smith E, Hoy D, Nolte S, Ackerman I, Fransen M, Bridgett L, Williams S, Guillemin F, Hill CL. The global burden of hip and knee osteoarthritis: estimates from the global burden of disease 2010 study. Ann Rheum Dis. 2014;73(7):1323–30.
4. Arthritis Australia. Time to move: osteoarthritis. A national strategy to remove a costly burden. 2014.
http://www.arthritisaustralia.com.au/images/stories/documents/Time%20to%20move/Final_Time_to_Move_Osteoarthritis.pdf
. Accessed 18 Dec 2017.
5. Duncan RC, Hay EM, Saklatvala J, Croft PR. Prevalence of radiographic osteoarthritis—it all depends on your point of view. Rheumatology. 2006;45(6):757–60.