PT - JOURNAL ARTICLE AU - David B Burr TI - The importance of subchondral bone in the progression of osteoarthritis. DP - 2004 Apr 01 TA - The Journal of Rheumatology PG - 77--80 VI - 70 4099 - http://www.jrheum.org/content/70/77.short 4100 - http://www.jrheum.org/content/70/77.full SO - J Rheumatol2004 Apr 01; 70