US women asked to pay for epidurals in advance.
Ciment
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D000767:Anesthesia, Epidural / Q000191:economics*; D000773:Anesthesia, Obstetrical / Q000191:economics*; D005249:Fees and Charges; D005260:Female; D006801:Humans; D008484:Medicaid / Q000191:economics; D011247:Pregnancy; D014481:United States