Teachers speak twice as much at work than other professions, up to 1800 times per hour.
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Teachers at Vocal Risk |
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Copyright © 2024 reVoice – Life Enhancement Through Vocal Training - All Rights Reserved Powered by WordPress & Atahualpa |
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Teachers at Vocal RiskTeachers speak twice as much at work than other professions, up to 1800 times per hour.
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Copyright © 2024 reVoice – Life Enhancement Through Vocal Training - All Rights Reserved Powered by WordPress & Atahualpa |
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