CD4 intragenic SNPs associate with HIV-2 plasma viral load and CD4 count in a community-based study from Guinea-Bissau, West Africa. by Hennig, B, Velez-Edwards, DR, Schim van der Loeff, M, Bisseye, C, Edwards, T, Tacconelli, A, Novelli, G, Aaby, P, Kaye, S, Scott, W, Jaye, A, Whittle, H, Williams, S, Hill, A, Sirugo, G