No abstract available
MeSH terms
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Emergency Medical Services / methods*
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Female
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Humans
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Intubation, Intratracheal / methods*
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Laryngeal Masks / statistics & numerical data*
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Middle Aged
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Obesity, Morbid / complications*
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Oxygen Inhalation Therapy / methods*
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Respiration Disorders / therapy
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Unconsciousness / therapy