[Individual hearing protection and audibility of acoustic signals].
D001309:Auditory Threshold; D004430:Ear Protective Devices; D006309:Hearing / Q000502:physiology*; D006801:Humans; D009622:Noise; D009623:Noise, Occupational; D011482:Protective Devices
Individueller Gehörschutz und Hörbarkeit akustischer Signale.