1. UNAIDS/UNICEF/WHO: Epidemiological Fact Sheets on HIV/AIDS and Sexually Transmitted Infections- Islamic Republic of Iran, 2004 Update. 2004, Geneva
2. Center for Disease Management, Ministry of Health and Medical Education. AIDS/HIV Surveillance Report (December 2004). 2004, Tehran, Iran
3. Zamani S, Kihara M, Gouya MM, Vazirian M, Ono-Kihara M, Razzaghi EM, Ichikawa S: Prevalence of and factors associated with HIV-1 infection among drug users visiting treatment centers in Tehran, Iran. AIDS. 2005, 19 (7): 709-716. 10.1097/01.aids.0000166094.24069.72.
4. Vazirian M: Review of drug demand reduction programs in Iran: Advices for development and strategic planning. Social Welfare Quarterly (in Persian). 2003, 9: 145-201.
5. World Health Organization: Evidence for Action: Effectiveness of Community-Based Outreach in Preventing HIV/AIDS among Injecting Drug Users. 2004, Geneva