RT Journal Article SR Electronic T1 Fever of Unknown Origin JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 2276 OP 2277 DO 10.3899/jrheum.080461 VO 35 IS 11 A1 LIESBETH M. KAGER A1 BERTHE van ECK-SMIT A1 MANON C.J. SCHREUDER YR 2008 UL http://www.jrheum.org/content/35/11/2276.abstract AB