RT Journal Article SR Electronic T1 A Ray of Hope for Tender Joints: Vitamin D and Rheumatoid Arthritis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 5 OP 7 DO 10.3899/jrheum.100792 VO 38 IS 1 A1 E. PAUL CHERNIACK YR 2011 UL http://www.jrheum.org/content/38/1/5.abstract AB