title: A puncture technique for continuous subarachnoid block.
authors: J A
authors: JA
authors: De Andrés
mesh_terms: D000775:Anesthesia, Spinal / Q000379:methods*; D006261:Headache / Q000517:prevention & control; D006801:Humans; D011677:Punctures / Q000379:methods*; D013346:Subarachnoid Space