No abstract available
MeSH terms
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Adolescent
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Adult
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Aerosols*
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Aged
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Anesthesia
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Animals
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Barium Sulfate / administration & dosage*
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Bronchography*
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Child
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Child, Preschool
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Contrast Media
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Dogs
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Humans
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Infant
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Methods
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Middle Aged
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Mucus
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Pharynx / diagnostic imaging
Substances
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Aerosols
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Contrast Media
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Barium Sulfate