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This study aims to determine whether respiratory system transfer impedance (Ztr) may fill an important clinical function by providing a reproducible, valid, and sensitive measure of airway obstruction in people with CF.
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Ages Eligible for Study:
2 Years to 25 Years (Child, Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Cystic Fibrosis Patients
Between the ages of 2 to 25 Confirmed diagnosis of Cystic Fibrosis