title: Serial estriol determinations in high-risk pregnancies: implications for primary care nursing.
mesh_terms: D004964:Estriol / Q000652:urine*; D005260:Female; D005333:Fetus; D006801:Humans; D009773:Obstetric Nursing; D010920:Placenta / Q000502:physiology*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000652:urine*; D011320:Primary Health Care
chemical_list: D004964:Estriol