Lumbar epidural analgesia given by obstetricians.
D000767:Anesthesia, Epidural / Q000009:adverse effects; D000773:Anesthesia, Obstetrical; D001034:Apgar Score; D002404:Catheterization; D005260:Female; D006801:Humans; D007022:Hypotension / Q000139:chemically induced; D007743:Labor, Obstetric; D008160:Lumbosacral Plexus; D008722:Methods; D011247:Pregnancy