Epidural injection of normal saline as a means of prevention of spinal headache.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D000775:Anesthesia, Spinal / Q000150:complications*; D005260:Female; D006261:Headache / Q000209:etiology*; D006801:Humans; D007268:Injections, Epidural; D007743:Labor, Obstetric; D051299:Post-Dural Puncture Headache; D011247:Pregnancy
ANESTHESIA, SPINAL/complications; HEADACHE/etiology and pathogenesis; LABOR/anesthesia and analgesia