RT Journal Article SR Electronic T1 A Cluster of Pneumocystis jirovecii Infection Among Outpatients with Rheumatoid Arthritis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1547 OP 1548 DO 10.3899/jrheum.091294 VO 37 IS 7 A1 SHUNSUKE MORI A1 ISAMU CHO A1 MINEHARU SUGIMOTO YR 2010 UL http://www.jrheum.org/content/37/7/1547.abstract AB