[Protection against noise of adolescent assistants in the shooting stand. Serial studies on 1000 adolescents on the occasion of the Federal Shooting Contest 1958 in Biel].
D003638:Deafness / Q000517:prevention & control*; D003726:Dental Assistants; D034381:Hearing Loss; D006801:Humans; D009622:Noise
DEAFNESS/prevention and control; NOISE