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| Title | Loudness balance study of selected audiometer earphones : determination of the characteristics of three configurations of TDH-39 earphones used in the first three cycles of the Health Examination Survey and the newer TDH-49 earphone, by the method of loudness balance on human subjects / |
| Format | online resource |
| Internet Access | https://purl.fdlp.gov/GPO/gpo138907 |
| Published | Rockville, Maryland : U.S. Dept. of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, 1970. |
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| SuDoc Number |
 HE 20.2210:2/40
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| Item Number |
0500-E (online) |
| Description | 1 online resource (vi, 37 pages) : illustrations. |
| Content Type | text |
| Series |
(Vital and health statistics. Series 2, Data evaluation and methods research ; no. 40.)
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(Public Health Service publication ; no. 1000.)
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| General Note | "December 1970." |
| Bibliography | Includes bibliographical references (page 12). |
| Metadata Source | Description based on online resource; title from PDF cover (CDC, viewed May 28, 2020). |
| Subject - LC |
Audiometry.
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Headphones -- United States.
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Hearing levels -- United States.
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| Added Entry |
Stewart, Kenneth C., author.
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Burgi, Ernest J., author.
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| Added Entry |
National Center for Health Statistics (U.S.), issuing body.
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| Linking Field |
Print version: Stewart, Kenneth C. Loudness balance study of selected audiometer earphones (DLC) 74605821 (OCoLC)1502113
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| URL | Address at time of PURL creation https://www.cdc.gov/nchs/data/series/sr_02/sr02_040.pdf |
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| Holdings | All items |
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| OCLC Number | (OCoLC)1015642473 |
| CGP Record Link | https://catalog.gpo.gov:443/F/?func=direct&doc_number=001122906&local_base=GPO01PUB |
| System Number | 001122906 |
