The cytotoxic T lymphocyte antigen-4 is a major Graves’ disease locus - Vaidya, B; Imrie, H; Perros, P; Young, E T; Kelly, W F; Carr, D; Large, D M; Toft, A D; McCarthy, M I; Kendall-Taylor, P; Pearce, S H (Hum Mol Genet, 1999)