RT Journal Article SR Electronic T1 Sex hormones and the risk of osteoarthritis in women: epidemiological evidence. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 673 OP 676 DO 10.1136/ard.55.9.673 VO 55 IS 9 A1 Nevitt, M C A1 Felson, D T YR 1996 UL http://ard.bmj.com/content/55/9/673.abstract AB