[Some social-hygienic aspects of internal diseases].
D002318:Cardiovascular Diseases / Q000453:epidemiology*; D005859:Germany, East; D006801:Humans; D009017:Morbidity; D009026:Mortality; D009784:Occupational Diseases / Q000209:etiology*
inige sozialhygienische Aspekte bei internen Erkrankungen.