最終更新日：2024/08/07
Valsalva manoeuvres are commonly used in scuba diving to equalize pressure in the ears.
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Valsalva manoeuvres are commonly used in scuba diving to equalize pressure in the ears.
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Valsalva manoeuvres are commonly used in scuba diving to equalize pressure in the ears.
Valsalva manoeuvres are commonly used in scuba diving to equalize pressure in the ears.
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