title: [Should the National Board of Health's treatment recommendations be based on so called "historical analyses"?].
authors.forename: Margrethe
authors.initials: M
authors.lastname: Nielsen
mesh_terms: D015360:Analgesia, Epidural; D016362:Analgesia, Obstetrical; D003718:Denmark; D019317:Evidence-Based Medicine; D006801:Humans; D017410:Practice Guidelines as Topic