Limited protective effect of the CCR5Delta32/CCR5Delta32 genotype on human immunodeficiency virus infection incidence in a cohort of patients with hemophilia and selection for geno... by Iversen, A, Christiansen, C, Attermann, J, Eugen-Olsen, J, Schulman, S, Berntorp, E, Ingerslev, J, Fugger, L, Scheibel, E, Tengborn, L, Gerstoft, J, Dickmeiss, E, Svejgaard, A, Skinhøj, P