[The social hygienic meaning of the order Nr. 234 of the SMAD].
D005859:Germany, East; D049673:History, 20th Century; D007348:Insurance, Health; D009787:Occupational Medicine / Q000266:history*; D012950:Socialism; D014586:USSR
Zur sozialhygienischen Bedeutung des Befehles Nr. 234 der SMAD.