Moges, F.; Kebede, Y.; Kassu, A.; Mulu, A.; Tiruneh, M.; Degu, G.; Adugna, S.; Alem, A.; Wale, F. Seroprevalence of HIV, Hepatitis B Infections and Syphilis Among Street Dwellers in Gondar City, Northwest Ethiopia. EJHD 2016, 20.