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What does Pefr measure 2024?

Lily Carter | 2023-04-16 21:07:48 | page views：1227
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Elijah Price

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The peak expiratory flow (PEF), also called peak expiratory flow rate (PEFR) is a person's maximum speed of expiration, as measured with a peak flow meter, a small, hand-held device used to monitor a person's ability to breathe out air.
2023-04-25 21:07:48
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Oliver Kim

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The peak expiratory flow (PEF), also called peak expiratory flow rate (PEFR) is a person's maximum speed of expiration, as measured with a peak flow meter, a small, hand-held device used to monitor a person's ability to breathe out air.
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