Abel S, Sass-Kortsak A, Kielar A. The effects of safety gear worn in combination and hearing loss on earmuff attenuation and speech understanding. Canadian Acoustics [Internet]. 2001 Sep. 1 [cited 2024 Apr. 19];29(3):50-1. Available from: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1379