[Problems related to farmer's lung in Czechoslovakia].
D003604:Czechoslovakia; D005203:Farmer's Lung / Q000453:epidemiology / Q000276:immunology*; D006801:Humans; D011234:Precipitins / Q000032:analysis
D011234:Precipitins
A propos des problèmes de la maladie du poumon de fermier en Tchécoslovaquie.