Journal article
Knee pain and radiographic osteoarthritis interact in the prediction of levels of self-reported disability
DA Williams, MJ Farrell, J Cunningham, RH Gracely, K Ambrose, T Cupps, N Mohan, DJ Clauw
Arthritis and Rheumatism | WILEY-LISS | Published : 2004
DOI: 10.1002/art.20537