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Peak flow meter use - series: Peak flow meter use - part four
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Place the mouthpiece in your mouth, between your teeth. Close your lips around it. Do not put your tongue inside the hole or block the vents in the back.
Update Date: 10/30/2006 Updated by: Donald Accetta, MD, MPH, President, Allergy & Asthma Care, PC, Taunton, MA. Review provided by VeriMed Healthcare Network.

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