THE FLEXED BACK AND POST-LUMBAR PUNCTURE HEADACHE.
D000758:Anesthesia; D000775:Anesthesia, Spinal; D000776:Anesthesiology; D001415:Back; D005853:Geriatrics; D006261:Headache; D006801:Humans; D051299:Post-Dural Puncture Headache; D013129:Spinal Puncture
ANESTHESIA, SPINAL; BACK; GERIATRICS; HEADACHE; SPINAL PUNCTURE