title: [On labor analgesia].
authors.forename: S L
authors.initials: SL
authors.lastname: Karhi
mesh_terms: D000773:Anesthesia, Obstetrical / Q000009:adverse effects / Q000379:methods*; D005260:Female; D006801:Humans; D007743:Labor, Obstetric / Q000187:drug effects / Q000523:psychology; D011247:Pregnancy