World Health Organization: Report on Global Sexually Transmitted Infection Surveillance 2015. World Health Organization, Geneva, 2016.
2.
HookEW: Syphilis. Lancet, 2017; 389:1550–1557.
3.
LeeHC, KoNY, LeeNY, ChangCM, LiuSY, KoWC: Trends in sexually transmitted diseases and risky behaviors among HIV-infected patients at an outpatient clinic in Southern Taiwan. Sex Transm Dis, 2010; 37:86–93.
4.
KalichmanSC, PellowskiJ, TurnerC: Prevalence of sexually transmitted co-infections in people living with HIV/AIDS: Systematic review with implications for using HIV treatments for prevention. Sex Transm Dis, 2011; 87:183–190.