title: [Study on posture during delivery--for improvement in delivery technics. Advantages of delivery in a sitting position].
authors.forename: H
authors.initials: H
authors.lastname: Nagai
mesh_terms: D036861:Delivery, Obstetric / Q000379:methods*; D005260:Female; D006801:Humans; D011187:Posture; D011247:Pregnancy