title: The obstetric use and effect of fetal respiration of nisentil.
authors.forename: F B
authors.initials: FB
authors.lastname: HAPKE
authors.forename: A C
authors.initials: AC
authors.lastname: BARNES
mesh_terms: D000522:Alphaprodine; D005260:Female; D005333:Fetus; D006801:Humans; D007743:Labor, Obstetric; D004364:Pharmaceutical Preparations; D011247:Pregnancy; D014937:Work
chemical_list: D004364:Pharmaceutical Preparations; D000522:Alphaprodine
keywords: LABOR/drugs in; NISENTIL