title: Preoxygenation during pregnancy in the head-up versus the supine position.
authors.forename: Anis S
authors.initials: AS
authors.lastname: Baraka
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D010100:Oxygen / Q000008:administration & dosage* / Q000627:therapeutic use; D011187:Posture / Q000502:physiology*; D011247:Pregnancy / Q000502:physiology*; D011300:Preoperative Care; D016683:Supine Position / Q000502:physiology*
chemical_list: D010100:Oxygen