RT Journal Article SR Electronic T1 Race and Methotrexate Pharmacogenetics in Rheumatoid Arthritis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1064 OP 1064 DO 10.3899/jrheum.091095 VO 37 IS 5 A1 PRABHA RANGANATHAN A1 HOWARD McLEOD YR 2010 UL http://www.jrheum.org/content/37/5/1064.1.abstract AB