title: Is miscarriage a risk factor for postdural puncture headache?
authors.forename: M D
authors.initials: MD
authors.lastname: Johnson
authors.forename: M
authors.initials: M
authors.lastname: Schlanger
mesh_terms: D000022:Abortion, Spontaneous; D000775:Anesthesia, Spinal / Q000009:adverse effects*; D005260:Female; D006261:Headache / Q000209:etiology*; D006801:Humans; D011247:Pregnancy; D012189:Retrospective Studies; D012307:Risk Factors