https://www.selleckchem.com/products/ykl5-124.html
BACKGROUND Occupational activities performed by sound engineers are associated with hearing loss. However, there is a dearth of research on the hearing functions and the related hearing loss for sound engineers. OBJECTIVES To determine the hearing function and early effects of noise on the hearing ability of sound engineers, and to establish whether there are hearing conservation programmes (HCPs) available for sound engineer participants in Johannesburg. METHODS A quantitative cross-sectional design was used. Eight sound engineers fro
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