RT Journal Article SR Electronic T1 Citrullinated antigens: just diagnostic tools or pathogenic targets in rheumatoid arthritis? JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 2103 OP 2104 VO 33 IS 11 A1 Eugen Feist A1 Gerd R Burmester YR 2006 UL http://www.jrheum.org/content/33/11/2103.abstract AB