title: [Biological rhythms of the fetoplacental system in normal and prolonged pregnancy].
mesh_terms: D000328:Adult; D001683:Biological Clocks; D004964:Estriol / Q000652:urine; D005260:Female; D005333:Fetus / Q000502:physiology*; D006801:Humans; D010920:Placenta / Q000502:physiology*; D011247:Pregnancy; D011273:Pregnancy, Prolonged
chemical_list: D004964:Estriol
vernacular_title: Biologicheskite ritmi na feto-platsentarnata sistema pri normalna i prenosna bremennost.