Frequent and Durable Anti-HIV Envelope VIV2 IgG Responses Induced by HIV-1 DNA Priming and HIV-MVA Boosting in Healthy Tanzanian Volunteers oleh Agricola Joachim, Frank Msafiri, Sayali Onkar, Patricia Munseri, Said Aboud, Eligius F. Lyamuya, Muhammad Bakari, Erik Billings, Merlin L. Robb, Britta Wahren, Fred S. Mhalu, Eric Sandström, Mangala Rao, Charlotta Nilsson, Gunnel Biberfeld