Differences in HIV natural history among African and non-African seroconverters in Europe and seroconverters in sub-Saharan Africa - Pantazis, Nikos; Morrison, Charles; Amornkul, Pauli N; Lewden, Charlotte; Salata, Robert A; Minga, Albert; Chipato, Tsungai; Jaffe, Harold; Lakhi, Shabir; Karita, Etienne; others (PloS one, 2012)