Estrogen-creatinine ratios. Clinical application and significance.
D003404:Creatinine / Q000652:urine*; D004967:Estrogens / Q000652:urine*; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D013997:Time Factors
D004967:Estrogens; D003404:Creatinine