Gonorrhoea 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; D007494:Ireland; D008131:London; D008297:Male; D012606:Scotland; D012737:Sex Factors; D014852:Wales; D014900:West Indies