title: Letter: Epidural blood patch for post-lumbar-puncture headache.
mesh_terms: D000773:Anesthesia, Obstetrical / Q000009:adverse effects*; D001769:Blood; D004388:Dura Mater; D005260:Female; D006261:Headache / Q000209:etiology* / Q000628:therapy; D006801:Humans; D011247:Pregnancy; D013129:Spinal Puncture / Q000009:adverse effects*