RT Journal Article SR Electronic T1 Rheumatoid nodule of the extensor tendons of the lower extremity. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 227 OP 228 VO 34 IS 1 A1 Derek J Donegan A1 Joseph N Daniel YR 2007 UL http://www.jrheum.org/content/34/1/227.abstract AB