Hearing levels of youths 12-17 years, United States;
Subtitle: Distribution of monaural hearing levels of youths 12-17 years at frequencies of 250, 500, 1000, 2000, ... National Health Survey, series 11, no. 145)
Edition: [for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington]
Publisher: National Center for Health Statistics
Published: 1975
Language: eng
Format: Unknown Binding
Number of pages: 84
ISBN-13: 9780840600240
Subjects: In adolescence; United States; Hearing; Statistics; Youth; Health and hygiene; Hearing levels; Statistics, Medical