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Effects of sound level on auditory cortical activation are seen in neuroimaging data. However, factors such as the cortical response to the intense ambient scanner noise and to the bandwidth of the(More)
OBJECTIVE To estimate the prevalence of confirmed permanent childhood hearing impairment and its profile across age and degree of impairment in the United Kingdom. DESIGN Retrospective total(More)
This study reports epidemiological data for 17,160 children with permanent bilateral hearing impairment >40 dB in the UK in the birth cohorts 1980-95 inclusive. Children were uniquely ascertained(More)