No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Calibration
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Electronics
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Equipment Failure
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Evaluation Studies as Topic
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Forced Expiratory Volume
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Humans
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Peak Expiratory Flow Rate
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Quality Control
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Respiratory Function Tests / instrumentation*
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Self Care / instrumentation*
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Sensitivity and Specificity