Use of the estrogen-creatinine ratio and the "estrogen index" for screening of normal and "high-risk" pregnancy.
D001724:Birth Weight; D003404:Creatinine / Q000652:urine*; D004967:Estrogens / Q000652:urine*; D005260:Female; D005865:Gestational Age; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D011247:Pregnancy; D011248:Pregnancy Complications / Q000652:urine*; D013053:Spectrophotometry
D004967:Estrogens; D003404:Creatinine