[Practical experiences with individual noise protection devices].
D004781:Environmental Exposure; D004864:Equipment and Supplies; D006317:Hearing Loss, Noise-Induced / Q000517:prevention & control*; D006801:Humans; D008722:Methods; D009622:Noise; D009787:Occupational Medicine
Praktische Erfahrungen mit individuellen Lärmschutzmitteln.