1. Joint United Nations Programme on HIV/AIDS (UNAIDS) (2013) Getting to zero: HIV in eastern and southern Africa. 2013 report on the HIV epidemic in eastern and southern Africa. Available: http://www.unicef.org/esaro/Getting-to-Zero-2013.pdf. Accessed 10 January 2014.
2. Prevention of HIV-1 infection with early antiretroviral therapy;MS Cohen;New England journal of medicine,2011
3. Joint United Nations Programme on HIV/AIDS (UNAIDS) (2013) UNAIDS report on the global AIDS epidemic 2013. Available: http://www.unaids.org/en/media/unaids/contentassets/documents/epidemiology/2013/gr2013/unaids_global_report_2013_en.pdf. Accessed 9 January 2014.
4. World Health Organization (2013) Consolidated guidelines on the use of antiretroviral drugs for treating and preventing HIV infection. Available: http://apps.who.int/iris/bitstream/10665/85321/1/9789241505727_eng.pdf. Accessed 10 January 2014.
5. Retention in HIV care between testing and treatment in sub-Saharan Africa: a systematic review;S Rosen;PLoS medicine,2011