A sequence variant at 4p16.3 confers susceptibility to urinary bladder cancer. by Kiemeney, L, Sulem, P, Besenbacher, S, Vermeulen, S, Sigurdsson, A, Thorleifsson, G, Gudbjartsson, D, Stacey, SN, Gudmundsson, J, Zanon, C, Kostic, J, Masson, G, Bjarnason, H, Palsson, S, Skarphedinsson, O, Gudjonsson, SA, Witjes, J, Grotenhuis, A, Verhaegh, G, Bishop, D, Sak, S, Choudhury, A, Elliott, F, Barrett, J, Hurst, C