1. 1 UNAIDS. Epidemic Update. December 2006.
2. 2 Estonian Ministry of Social Affairs. Drug Addiction & HIV/AIDS. HIV Epidemics in Estonia. 2007. Available from URL: http://www.sm.ee/eng/pages/index.html. Accessed 25 February 2010.
3. 3 Lithuanian AIDS Center. 2007: Epidemiologic situation in Lithuania. Available from URL: http://www.aids.lt. Accessed 1 September 2008.
4. 4 National Public Health Institute. 2007: HIV & AIDS Tapaustilastot (HIV & AIDS Prevalence Statistics). Available from URL: http://www.ktl.fi. Accessed 1 September 2008.
5. 5 EuroHIV. HIV/AIDS Surveillance in Europe. 2007. Available from URL: http://www.eurohiv.org/mainframe_eng.htm. Accessed 25 February 2010.