title: Ultrasonography and estriol determination.
mesh_terms: D004964:Estriol / Q000032:analysis*; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D014463:Ultrasonography
chemical_list: D004964:Estriol