Caveolin-1 single nucleotide polymorphism in antineutrophil cytoplasmic antibody associated vasculitis by Chand, S, Holle, J, Hilhorst, M, Simmonds, M, Smith, S, Kamesh, L, Hewins, P, McKnight, A, Maxwell, A, Cohen Tervaert, J, Wieczorek, S, Harper, L, Borrows, R