1. Prevalence of certain sexually transmitted diseases in Egypt;Ali F;Egypt Public Health Assoc,1995
2. Anteneh, & Abebe (2018). Getachew Feleke and Demissie Alemu. High sero prevalence of syphilis infection in Yirgalem Hospital Southern Ethiopia.
3. Antimicrobial susceptibility profile of gonorrhea isolated from patients attending STD facility in Maputo, Mozambique;Apalat T;Sexually Transmitted Diseases,2009
4. Aral, S. O., & Wasserheit, J. N. (1999). STD-Related Health Care Seeking and Health Service Delivery. In Sexually Transmitted Diseases, 3rd ed.,ed. K. K. Holmes, P. F. Sparling, P.-A. Mardh, S. M. Lemon, W. E.Stamm, P. Piot, and J. N. Wasserheit. 1295–306. New York: McGraw Hill.
5. Aster Teshome. (2014). Prevalence of mycobacterium tuberculosis and HIV infections among patients visiting Dil-chora Referral Hospital. Dire Adwa Administrative Council.