1) Felson DT, et al.:The incidence and natural history of knee osteoarthritis in the elderly. The Flamingham osteoarthritis study. Arthritis Rheum 38:1500-1505,1995
2) Felson DT, et al.:Risk factors for incident radiographic knee osteoarthritis in the elderly:the Flamingham study. Arthritis Rheum 40:728-733,1997
3) 対馬栄輝:変形性関節症に対する理学療法の役割とは. 実践MOOK・理学療法プラクティス変形性関節症(嶋田智明, 他編), 文光堂, pp.182-186,2008