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    • The Study of Attenuation Levels and the Comfort of Earplugs 

      Samelli, Alessandra G.; Gomes, Raquel F.; Chammas, Tiago V.; Silva, Barbara G.; Moreira, Renata R.; Fiorini, Ana Claudia [UNIFESP] (Medknow Publications & Media Pvt Ltd, 2018)
      Introduction: 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 ...