Effect of saline injections on epidural and subarachnoid space pressures and relation to postspinal anesthesia headache.
D000775:Anesthesia, Spinal / Q000009:adverse effects*; D002404:Catheterization; D006261:Headache / Q000188:drug therapy*; D007267:Injections; D012965:Sodium Chloride / Q000008:administration & dosage*
D012965:Sodium Chloride