Prevalence of arthritis and joint pain in the oldest old: findings from the Newcastle 85+ study

Duncan R, Francis RM, Collerton J, Davies K, Jagger C, Kingston A, Kirkwood T, Robinson L, Birrell F. Prevalence of arthritis and joint pain in the oldest old: findings from the Newcastle 85+ study. Age Ageing. 2011; 40(6): 752-5.