1. Hook E.W.I., Handsfield H.H. Gonococcal infections in the adult. In: Holmes K.K., Sparling P.F., Stamm W.E. et al., editors. Sex Transmit Dis New York, NY: McGraw-Hill Medical, 2008: 627-45.
2. Ebers Papyrus. From New World Encyclopedia. Available at <http://www.newworldencyclopedia>. org/entry/Ebers_Papyrus.
3. Neisser A.L.S. Ueber eine der Gonorrhoe eigentümliche Micrcoccenform. Centralblatt für die medicinischen Wissenschaften, Berlin 1879 (28): 497-500.
4. Available at: <http://www.cdc.gov/std/stats08/> tables/12.htm. Accessed 17 May 2010.
5. Centers for Disease Control and Prevention. Sexually Transmitted Diseases Treatment Guidelines, 2010. Morbidity and Mortality Weekly Report (MMWR) 2010; 59 (RR-12): 1-114.