[Primary prevention of occupational diseases in East Germany].
Bachmann
W
W
D004526:Efficiency; D005859:Germany, East; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control*; D011322:Primary Prevention / Q000592:standards*
Pervichnaia profilaktika professional'nykh zabolevaniĭ v GDR.