541,758 PATHOGENESIS Pathogenesis of HLA [human leukocyte antigen] - B27 associated diseases : Proceedings of a International Symposium held at the Middlesex Hospital 12 - 13 April 1983 . - London : Publ. by Bailliere Tindall, 1983. - IX, [1], 186 s. tabl. : il. ; 24 cm (British Journal of Rheumatology ; supp. iss. nr 2)