[Epidemiology of syphilis and gonorrhea in Poland in 1977].
D005260:Female; D006069:Gonorrhea / Q000453:epidemiology*; D006801:Humans; D008297:Male; D011044:Poland; D013587:Syphilis / Q000453:epidemiology*
Epidemiologia kiły i rzezaczki w Polsce w 1977 r.