1. UNAIDS/WHO, working group on global HIV/AIDS and STI surveillance. Guidelines for using HIV testing technologies in surveillance: selection, evaluation, and implementation; 2001. p. 1–43. Available from: http://data.unaids.org/publications/IRCpub02/jc602-hivsurvguidel_en.pdf.
2. Seroprevalence of the human immunodeficiency virus (HIV) among pregnant women in eastern Sudan;Mohammed;J Infect Public Health,2011
3. Sudan National AIDS Programme. United Nations General Assembly special session on HIV/AIDS (UNGASS) country progress report 2010. Available from: http://www.unaids.org/en/dataanalysis/monitoringcountryprogress/2010progressreportssubmittedbycountries/sudan_2010_country_progress_report_en.pdf.
4. The state of Eritrea ministry of health, United Nations General Assembly special session on HIV/AIDS (UNGASS) country progress report 2010. Available from: http://www.unaids.org/en/dataanalysis/monitoringcountryprogress/2010progressreportssubmittedbycountries/eritrea_2010_country_progress_report_en.pdf.
5. Federal Democratic Republic of Ethiopia. Report on progress towards implementation of the UN Declaration of Commitment on HIV/AIDS 2010. Available from: http://www.unaids.org/en/dataanalysis/monitoringcountryprogress/2010progressreportssubmittedbycountries/ethiopia_2010_country_progress_report_en.pdf.