No abstract available
MeSH terms
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Adult
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Aged
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Borates / therapeutic use
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Ear Diseases / drug therapy*
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Equipment and Supplies
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Eustachian Tube*
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Female
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Fluorocarbon Polymers / administration & dosage*
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Humans
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Male
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Middle Aged
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Salicylates / therapeutic use
Substances
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Borates
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Fluorocarbon Polymers
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Salicylates