title: Reply to Dr. Spencer regarding postdural puncture headache.
authors.forename: R
authors.initials: R
authors.lastname: Stasiuk
mesh_terms: D000775:Anesthesia, Spinal / Q000009:adverse effects*; D006261:Headache / Q000209:etiology* / Q000517:prevention & control; D006801:Humans; D013129:Spinal Puncture / Q000009:adverse effects*