No abstract available
MeSH terms
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Airway Obstruction / complications
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Airway Obstruction / surgery*
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Cricoid Cartilage / surgery*
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Emergency Medical Services
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Emergency Treatment / methods*
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Humans
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Thyroid Cartilage / surgery*
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Trachea / anatomy & histology*
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Trachea / surgery
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Tracheostomy / methods*
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United States