Syphilis infection: incidence, prevalence and associated risk factors in an occupational cohort in Guinea-Bissau
ABSTRACT Background Prevalence rates of syphilis vary extensively between the different countries in Africa but are in general high. Recent research indicates a declining prevalence trend of syphilis infection in the general population in West Africa. As syphilis is a cause of reproductive morbidity, poor pregnancy outcome and may be an important contributor to the HIV epidemic, trends in syphilis
