RT Journal Article SR Electronic T1 HLA-B27 associated spondyloarthropathy and severe ascending aortitis. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1466 OP 1466 VO 28 IS 6 A1 O Hubscher YR 2001 UL http://www.jrheum.org/content/28/6/1466.abstract AB