No abstract available
MeSH terms
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Analgesics / administration & dosage*
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Endometrium / surgery*
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Female
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Humans
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Hysteroscopy / methods*
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Lidocaine / administration & dosage*
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Nitrous Oxide / administration & dosage*
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Polyps / surgery*
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Pregnancy
Substances
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Analgesics
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Lidocaine
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Nitrous Oxide