J Bang, H H Holm. Show Affiliations »
Abstract
Mesh: See more » Abortion, Threatened/diagnosisEchocardiographyFalse Positive ReactionsFemaleFetal Death/diagnosisFetal HeartGestational AgeHemorrhage/diagnosisHumansPregnancyPregnancy Complications/diagnosisUltrasonography
Year: 1968 PMID: 5724398 DOI: 10.1016/0002-9378(68)90454-7
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661