A Bolte, F H Salzmann, K H Schlensker. Show Affiliations »
Abstract
Mesh: See more » EchoencephalographyElectrocardiographyEmbryonic and Fetal DevelopmentFemaleFetal HeartGestational AgeHumansMethodsPlacenta Diseases/diagnosisPregnancy
Year: 1973 PMID: 4735546
Source DB: PubMed Journal: Fortschr Med ISSN: 0015-8178