PT - JOURNAL ARTICLE AU - ANDREW C.S. KEAT TI - Axial Spondyloarthritis Flares — Whatever They Are AID - 10.3899/jrheum.170075 DP - 2017 Apr 01 TA - The Journal of Rheumatology PG - 401--403 VI - 44 IP - 4 4099 - http://www.jrheum.org/content/44/4/401.short 4100 - http://www.jrheum.org/content/44/4/401.full SO - J Rheumatol2017 Apr 01; 44