[Study of occupational hearing disorders in concrete workers of the 1st apartment building cooperative in Sofia].
D000328:Adult; D005260:Female; D006311:Hearing Disorders; D006801:Humans; D008297:Male; D008875:Middle Aged; D009622:Noise; D009784:Occupational Diseases / Q000517:prevention & control*
Untersuchungen über professionelle Hörstörungen bei den Betonarbeitern des 1. Wohnungsbaukombinats Sofia.