The effect of earplug training on noise protection.
Jung Won KimSeon-Hee YangInsung ChungMi-Young LeePublished in: Annals of occupational and environmental medicine (2019)
In this study, the short- and long-term effects of earplug training were statistically significant. In particular, the PAR before and after the fourth training showed the greatest increase, and the PARs continued to increase during each training.
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