Effect of epidural anesthesia on labor.
Ebell
M H
MH
D000767:Anesthesia, Epidural / Q000191:economics; D000777:Anesthetics; D005260:Female; D006801:Humans; D007348:Insurance, Health; D007743:Labor, Obstetric / Q000187:drug effects; D011247:Pregnancy; D012107:Research Design
D000777:Anesthetics