TY - GEN AU - Williams,Warwick ED - National Acoustic Laboratories (Australia). TI - Attenuation of hearing protectors: by Warwick Williams SN - 0644091142 : PY - 1998/// CY - Canberra PB - Australian Govt. Pub. Service KW - Noise induced hearing loss KW - Prevention KW - Hearing Conservation KW - Safety measures KW - Ear KW - Protection KW - Deafness KW - Equipment and supplies N1 - First published 1978; Previous ed.: 1994; Chiefly tables; Bibliography ER -