Venereal infection in elderly people.
D000368:Aged; D005260:Female; D006069:Gonorrhea / Q000175:diagnosis / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013587:Syphilis / Q000453:epidemiology*; D013588:Syphilis Serodiagnosis; D006113:United Kingdom