Y Murata, C B Martin. Show Affiliations »
Abstract
Mesh: See more » ElectrocardiographyFemaleFetal Heart/physiologyFetal Heart/physiopathologyGestational AgeHeart RateHumansLabor, ObstetricModels, BiologicalPregnancyTime FactorsUltrasonography
Year: 1974 PMID: 4422839
Source DB: PubMed Journal: Obstet Gynecol ISSN: 0029-7844 Impact factor: 7.661