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https://www.sciencing.com/calculate-inspiratory-expiratory-ratio-8764436/
Inspiratory and expiratory ratio is a figure that shows the relationship between a person's inspiratory time and his expiratory time. Typically, the expiratory...
how tocalculateexpiratoryratio
https://pubmed.ncbi.nlm.nih.gov/37787640/
The results of this study support previous evidence that EMST has positive effects on expiratory pressure in persons with PD or MS, but its effect on voice and...
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