Luthra-Guptasarma, Manni and Singh, Balvinder  (2004) HLA-B27 lacking associated beta2-microglobulin rearranges to auto-display or cross-display residues 169-181: a novel molecular mechanism for spondyloarthropathies.  FEBS letters, 575 (1-3).  pp. 1-8.  ISSN 0014-5793