[Infectious diseases in Poland in 1973].
D001424:Bacterial Infections / Q000453:epidemiology; D003141:Communicable Diseases / Q000453:epidemiology*; D006801:Humans; D009181:Mycoses / Q000453:epidemiology; D011044:Poland; D014777:Virus Diseases / Q000453:epidemiology
Choroby zakaźne w Polsce w 1973 r