Epidural epidemic.
Simkin
P
P
D000767:Anesthesia, Epidural / Q000009:adverse effects* / Q000379:methods* / Q000706:statistics & numerical data; D000773:Anesthesia, Obstetrical / Q000009:adverse effects* / Q000379:methods* / Q000706:statistics & numerical data; D005260:Female; D006801:Humans; D011247:Pregnancy; D014481:United States