Hearing conservation in the U.S. Army.
D001299:Audiometry; D004738:Engineering; D004781:Environmental Exposure; D006266:Health Education; D006311:Hearing Disorders / Q000517:prevention & control*; D006317:Hearing Loss, Noise-Induced / Q000517:prevention & control; D006801:Humans; D008887:Military Medicine; D009622:Noise; D011482:Protective Devices; D014481:United States