Primary and secondary syphilis. Country of origin study, 1968. British Cooperative Clinical Group.
D001741:Black or African American; D001208:Asia; D044383:Black People; D004641:Emigration and Immigration; D004739:England; D005260:Female; D006069:Gonorrhea / Q000453:epidemiology; D006306:Health Surveys; D006801:Humans; D008131:London; D008297:Male; D012606:Scotland; D012737:Sex Factors; D013587:Syphilis / Q000453:epidemiology*; D014852:Wales; D014900:West Indies; D015001:Yaws / Q000453:epidemiology