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For the frequency range 125 to 8000 Hz and for groups of otologically normal persons of a given age within the limit of 18 to 70 years inclusive, gives the expected value of median hearing threshold shift relative to a group aged 18 years and the expected statistical distribution above and below the median value.
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Product Details
- Published:
- 02/29/1988
- ISBN(s):
- 0580164853
- Number of Pages:
- 14
- File Size:
- 1 file
- Product Code(s):
- 178976, 178976, 178976
- Note:
- This product is unavailable in Ukraine, Russia, Belarus