1. Does smoking protect against osteoarthritis?;T, Felson D.; J, Anderson J.; A, Naimark; T, Hannan M.; B, Kannel W.; F, Meenan R.;Arthritis Rheum,1989
2. Epidemiologic studies of low back pain;W, Frymoyer J.; H, Pope M.; C, Costanza M.; C, Rosen J.; E, Goggin J.; G, Wilder D.;Spine,1980
3. Low back pain in relation to other diseases and cardiovascular risk factors;P, Svennson J.; A, Vedom; C, Wilhelmsson; B, Anderson G.;Spine,1983
4. Osteoarthritis: epidemiology of rheumatic disease;T, Felson D.;Rheum Dis Clin North Am,1990
5. The relationship of obesity, fat distribution and osteoarthritis in women in the general population: the Chingford study;J, Hart D.; D, Spector T.;J