RT Journal Article SR Electronic T1 Are Physician-derived Joint Counts Obsolete? JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 883 OP 884 DO 10.3899/jrheum.100242 VO 37 IS 5 A1 EDWARD C. KEYSTONE YR 2010 UL http://www.jrheum.org/content/37/5/883.abstract AB