DEFECTIVE HEARING IN CHILDREN ATTENDING ORDINARY SCHOOLS.
D001299:Audiometry; D002648:Child; D003638:Deafness; D006311:Hearing Disorders; D006320:Hearing Tests; D006801:Humans; D011315:Preventive Medicine; D013223:Statistics as Topic; D006113:United Kingdom
AUDIOMETRY; CHILD; DEAFNESS; GREAT BRITAIN; HEARING DISORDERS; PREVENTIVE MEDICINE; STATISTICS