PT - JOURNAL ARTICLE AU - Weiya Zhang AU - Michael Doherty TI - How important are genetic factors in osteoarthritis? Contributions from family studies. DP - 2005 Jun 01 TA - The Journal of Rheumatology PG - 1139--1142 VI - 32 IP - 6 4099 - http://www.jrheum.org/content/32/6/1139.short 4100 - http://www.jrheum.org/content/32/6/1139.full SO - J Rheumatol2005 Jun 01; 32