authors.forename: Hinnerk
authors.initials: H
authors.lastname: Wulf
mesh_terms: D000328:Adult; D016362:Analgesia, Obstetrical / Q000639:trends*; D000773:Anesthesia, Obstetrical / Q000639:trends*; D005260:Female; D005333:Fetus / Q000601:surgery; D006801:Humans; D011247:Pregnancy; D011256:Pregnancy Outcome