Preventing postspinal headache: a new technique.
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D000775:Anesthesia, Spinal / Q000009:adverse effects*; D006261:Headache / Q000517:prevention & control*; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control*; D012965:Sodium Chloride / Q000627:therapeutic use*
D012965:Sodium Chloride