title: Diurnal variation of estriol excretion in human pregnancy.
mesh_terms: D002940:Circadian Rhythm; D004964:Estriol / Q000378:metabolism* / Q000652:urine; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D006801:Humans; D011247:Pregnancy; D012146:Rest
chemical_list: D004964:Estriol