No abstract available
MeSH terms
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Adjuvants, Anesthesia* / administration & dosage
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Adult
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Analgesics*
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Anesthesia, Conduction*
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Anesthesia, Epidural
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Carbon Dioxide / blood
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Cyclohexanes*
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Delirium / chemically induced
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Dissociative Disorders / chemically induced
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Female
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Humans
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Hydrogen-Ion Concentration
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Ketamine*
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Laminectomy
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Male
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Meperidine / adverse effects
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Middle Aged
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Oxygen / blood
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Preanesthetic Medication
Substances
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Adjuvants, Anesthesia
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Analgesics
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Cyclohexanes
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Carbon Dioxide
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Ketamine
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Meperidine
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Oxygen