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2. Speech intelligibility in noise: Effects of fluency and hearing protector type;Abel;J. Acoust. Soc. Am.,1982
3. Signal detection in industrial noise: Effects of noise exposure history, hearing loss, and the use of ear protection;Abel;Scand. Audiol.,1985
4. Gender differences in real-world hearing protector attenuation;Abel;J. Otolaryngol.,1988
5. External ear canal shape and its relation to the effectiveness of sound attenuating earplugs;Abel;J. Otolaryngol.,1990