# Individual Fit Testing of Hearing-Protection Devices Based on Microphones in Real Ears among Workers in Industries with High-Noise-Level Manufacturing

> Research article (International Journal of Environmental Research and Public Health, 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W3022141206](https://www.wikidata.org/wiki/openalex:W3022141206)  
**Source**: https://4ort.xyz/entity/individual-fit-testing-of-hearing-protection-devices-based-on-microphones-in-real-ears-among-workers-in-industries-with-