title: Comparison of urinary pregnanediol and estriol excretion as indexes of placental function.
mesh_terms: D000328:Adult; D004964:Estriol / Q000652:urine*; D005260:Female; D006801:Humans; D010925:Placental Function Tests; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D011276:Pregnanediol / Q000652:urine*
chemical_list: D004964:Estriol; D011276:Pregnanediol