Sexually transmitted diseases today.
D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D011247:Pregnancy; D012306:Risk; D012606:Scotland; D012749:Sexually Transmitted Diseases / Q000175:diagnosis / Q000453:epidemiology* / Q000635:transmission