When it comes to asthma monitoring, the eye is the key; according to Associate Professor Helen Reddel, who has spent years researching and refining a new peak expiratory flow chart. The new chart, ...
What is a peak expiratory flow rate test? The peak expiratory flow rate (PEFR) test measures how fast a person can exhale. The PEFR test is also called peak flow. This test is commonly performed at ...
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