Материалы по тегу «Hearing aids»
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By 2050, approximately 2.5 billion people will suffer from hearing impairment, and 700 million will have this problem expressed at the level of disability. These are the forecasts of the WHO
By 2050, approximately 2.5 billion people will suffer from hearing impairment, and 700 million will have this problem expressed at the level of disability. These are the forecasts of the WHO