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Abstract
Entities: Disease
Mesh: See more » Estrogens/urineFemaleFetal Death/diagnosisHumansPlacental Lactogen/bloodPregnancyPrenatal Diagnosis
Substances: See more » EstrogensPlacental Lactogen
Year: 1977 PMID: 832030 PMCID: PMC1603871
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447