Docking, Rachael E., Fleming, Jane, Brayne, Carol, Zhao, Jun, Macfarlane, Gary J. and Jones, Gareth T. (2011) Epidemiology of back pain in older adults: prevalence and risk factors for back pain onset. Rheumatology, 50 (9). pp. 1645-1653. ISSN 1462-0324 (Print), 1462-0332 (Online) (doi:10.1093/rheumatology/ker175)