Estrogen excretion during pregnancy in a high-risk population.
D000293:Adolescent; D001724:Birth Weight; D003404:Creatinine / Q000652:urine*; D004967:Estrogens / Q000652:urine*; D005260:Female; D005865:Gestational Age; D006801:Humans; D008423:Maternal Age; D007752:Obstetric Labor, Premature; D011247:Pregnancy
D004967:Estrogens; D003404:Creatinine