• Tigray Regional Health Bureau: http://www.moh.gov.et/tigrayhb
• Mekelle – University College of Health Sciences: http://www.mu.edu.et/chs/
• Cooperazione Italiana allo Sviluppo: http://www.cooperazioneallosviluppo.esteri.it/pdgcs/
• World Health Organization (WHO): http://www.who.int/en/
• World Health Organization (WHO) – The Stop TB Strategy: http://www.who.int/tb/strategy/en/
• World Health Organization (WHO) – HIV/AIDS: http://www.who.int/topics/hiv_aids/en/
• World Health Organization (WHO) – Consolidated guidelines on the use of antiretroviral drugs for treating and preventing HIV infection: http://www.who.int/hiv/pub/guidelines/arv2013/download/en/
• Joint United Nation Programme On HIV/AIDS (UNAIDS): http://www.unaids.org/en/
• Joint United Nation Programme On HIV/AIDS (UNAIDS) – Millennium Development Goals report 2014: http://www.unaids.org/en/resources/presscentre/featurestories/2014/july/20140707mdg/
• The Global Fund: http://www.theglobalfund.org/en/
• Ethiopian Public Health Institute: http://www.ephi.gov.et/