1. Rowley J, Toskin I, Ndowa F: Global incidence and prevalence of selected curable sexually transmitted infections, 2008. 2012, Geneva: World Health Organization
2. Da Ros C, da Silva SC: Global epidemiology of sexually transmitted diseases. Asian J Androl. 2008, 10: 110-114. 10.1111/j.1745-7262.2008.00367.x.
3. Crawford DH: Virus Hunt: The search for the origin of HIV/AIDs. 2013, Oxford: Oxford University Press
4. Sangani P, Rutherford G, Wilkinson D: Population-based interventions for reducing sexually transmitted infections, including HIV infection. Cochrane Database Syst Rev. 2004, 2: 1-23.
5. Ng BE, Butler LM, Horvath T, Rutherford GW: Population-based biomedical sexually transmitted infection control interventions for reducing HIV infection. Cochrane Database Syst Rev. 2011, 16: 1-44.