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National Institute for Occupational Safety and Health (NIOSH) has been performing research to improve the level of hearing protection by providing workers with an inexpensive, easy-to-use device to check earplug fit.
| Author(s): | Randolph-RF |
| Reference: | Pittsburgh, PA: U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, DHHS (NIOSH) Publication No. 2009-112. Technology News 534, 2008 Dec; :1-2 |
2009-112 (PDF, 243 KB)
