1. HIVdent http://www.hivdent.org/
2. UNAIDS http://www.unaids.org/en/KnowledgeCentre/HIVData/EpiUpdate/EpiUpdArchive/2009/default.asp
3. UNAIDS http://www.unaids.org/en/KnowledgeCentre/HIVData/mapping_progress.asp
4. MedIndia http://www.medindia.net/Patients/Calculators/pop_clock.asp
5. National AIDS Control Organisation http://www.nacoonline.org/Quick_Links/HIV_Data