%0 Journal Article %T The Study of Attenuation Levels and the Comfort of Earplugs %A Alessandra G. Samelli %A Ana C. Fiorini %A B¨¢rbara G. Silva %A Raquel F. Gomes %A Renata R. Moreira %A Tiago V. Chammas %J Archive of "Noise & Health". %D 2018 %R 10.4103/nah.NAH_50_17 %X This study aimed to analyze and compare four different types of earplugs, divided into premolded plugs and foam plug models, in relation to the level of attenuation, comfort, and the size of the external acoustic meatus (EAM) in an attempt to identify how these variables influence the choice of specific hearing protection devices (HPDs) %K Attenuation %K comfort %K earplugs %K fit test %K hearing protection devices %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5965002/