Symptom assessment in knee osteoarthritis needs to account for physical activity level.
Lo GH, McAlindon TE, Hawker GA, Driban JB, Price LL, Song J, Eaton CB, Hochberg MC, Jackson RD, Kwoh CK, Nevitt MC, Dunlop DD.
Lo GH, et al.
Arthritis Rheumatol. 2015 Nov;67(11):2897-904. doi: 10.1002/art.39271.
Arthritis Rheumatol. 2015.
PMID: 26407008
Free PMC article.