Kreutzer, J H A method for the determination of estriol in urine during pregnancy. [electronic resource] - Clinica chimica acta; international journal of clinical chemistry Dec 1968 - 481-9 p. digital Publication Type: Journal Article ISSN: 0009-8981 Standard No.: 10.1016/0009-8981(68)90096-x doi Subjects--Topical Terms: Chromatography, GelDextransEstriol--urineEstrogens, Conjugated (USP)--urineFemaleHumansMethodsPregnancy