Amniotic fluid creatinine: an unreliable index of fetal maturity.
D000653:Amniotic Fluid / Q000378:metabolism; D003404:Creatinine / Q000032:analysis* / Q000378:metabolism; D005260:Female; D005865:Gestational Age; D006801:Humans; D008722:Methods; D011247:Pregnancy; D011296:Prenatal Diagnosis
D003404:Creatinine