1. UNAIDS report on the global AIDS epidemic 2013. Published November 18, 2013. http://www.unaids.org/en/media/unaids/contentassets/documents/epidemiology/2013/gr2013/UNAIDS_Global_Report_2013_en.pdf (accessed February 15th, 2014)
2. An up-to-date list of approved drugs against HIV infections is available at http://www.fda.gov (accessed February 15th, 2014)
3. Antiretroviral drugs
4. S. T. Butera , in HIV Chemotherapy: A Critical Review , Caister Academic Press , Norwich , 2005
5. Twenty years of therapy for HIV-1 infection