No abstract available
MeSH terms
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Child
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Chronic Disease
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Electric Impedance*
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Gastroesophageal Reflux / complications*
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Gastroesophageal Reflux / diagnosis
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Gastroesophageal Reflux / physiopathology
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Humans
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Hydrogen-Ion Concentration
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Manometry / methods
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Respiratory Tract Diseases / complications*
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Respiratory Tract Diseases / physiopathology
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Sensitivity and Specificity
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Surveys and Questionnaires