1. American Speech–Language–Hearing Association (ASLHA).1992.A survey of states' workers' compensation practices for occupational hearing loss. ASLHA 34(March Suppl. 8):2–8.
2. Potentiation of noise induced threshold shifts and hair cell loss by carbon monoxide
3. Combined effects of noise and chemicals;Fechter LD;Occup Med State of Art Reviews,1995
4. FranksJR ThemannC SherrisC.1994.The NIOSH compendium of hearing protection devices. National Institute for Occupational Safety and Health (DHHS‐NIOSH Pub. No. 94‐130) Cincinnati OH.