Gonorrhoea study, 1967. British Cooperative Clinical Group.
D005006:Ethnicity; D005260:Female; D006069:Gonorrhea / Q000453:epidemiology*; D006782:Hospitals, Special / Q000706:statistics & numerical data; D006801:Humans; D008297:Male; D012737:Sex Factors; D013587:Syphilis / Q000453:epidemiology; D006113:United Kingdom; D014526:Urethritis / Q000453:epidemiology