RT Journal Article SR Electronic T1 Clinical Utility of Antipeptidyl Arginine Deiminase Type 4 Antibodies JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 329 OP 330 DO 10.3899/jrheum.180905 VO 46 IS 3 A1 ERIKA DARRAH A1 LAURA MARTINEZ-PRAT A1 MICHAEL MAHLER YR 2019 UL http://www.jrheum.org/content/46/3/329.abstract AB