Biague, A., Månsson, F., Dias, F., Nantote, Q., Costa, J., Andersson, S., … Norrgren, H. (2010). High sexual risk taking and diverging trends of HIV-1 and HIV-2 in the military of Guinea Bissau. The Journal of Infection in Developing Countries, 4(05), 301–308. https://doi.org/10.3855/jidc.570