HEARING ACUITY VARIATION AMONG NEGROES AND WHITES.
D000293:Adolescent; D000349:Africa; D000351:Africa, Eastern; D001299:Audiometry; D035843:Biomedical Research; D044383:Black People; D002648:Child; D006309:Hearing; D006320:Hearing Tests; D006801:Humans; D008887:Military Medicine; D009622:Noise; D013223:Statistics as Topic; D014481:United States; D044465:White People; D001741:Black or African American
ADOLESCENCE; AFRICA, EASTERN; AUDIOMETRY; CAUCASIAN RACE; CHILD; CLINICAL RESEARCH; HEARING; HEARING TESTS; MILITARY MEDICINE; NEGROES; NOISE; STATISTICS; UNITED STATES