title: [ON THE PRACTICAL VALUE OF ESTROGEN DETERMINATION IN PREGNANCY BY THE ITTRICH METHOD].
mesh_terms: D001826:Body Fluids; D003271:Contraceptive Agents, Female; D045166:Estradiol Congeners; D004967:Estrogens; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications; D014556:Urine
chemical_list: D003271:Contraceptive Agents, Female; D045166:Estradiol Congeners; D004967:Estrogens
keywords: ESTROGENS; PREGNANCY; PREGNANCY COMPLICATIONS; URINE
vernacular_title: UBER DEN PRAKTISCHEN WERT DER OSTROGENBESTIMMUNG IN DER SCHWANGERSCHAFT NACH DER ITTRICHSCHEN METHODE.