CTLA-4 and multiple sclerosis: The A49G single nucleotide polymorphism shows no association with multiple sclerosis in a Southern Australian population

Bradley N Wray, Jim Stankovich, Lucy Whittock, Terence Dwyer, Anne-Louise Ponsonby, Ingrid AF van der Mei, Bruce Taylor, Joanne Dickinson, Simon Foote, Brendan J McMorran