[Occurrence of Löfgren's syndrome in Czechoslovakia].
D003604:Czechoslovakia; D004893:Erythema Nodosum / Q000453:epidemiology*; D006801:Humans; D008171:Lung Diseases / Q000453:epidemiology*; D012507:Sarcoidosis / Q000453:epidemiology*; D014374:Tuberculin Test
Výskyt Löfgrenova syndromu v CSSR.