Finnish HLA studies confirm the increased risk conferred by HLA-B27 homozygosity in ankylosing spondylitis
E Jaakkola, I Herzberg, K Laiho, M C N M Barnardo, J J Pointon, M Kauppi, K Kaarela, E Tuomilehto-Wolf, J Tuomilehto, B P Wordsworth, M A Brown
Annals of the Rheumatic Diseases Jun 2006, 65 (6) 775-780; DOI: 10.1136/ard.2005.041103