M L Pernoll, R W Carnes. Show Affiliations »
Abstract
Mesh: See more » AdolescentFemaleFetal Diseases/diagnosisFetal HeartHeart RateHumansMonitoring, PhysiologicPregnancyTwinsUltrasonics
Year: 1973 PMID: 4709496 DOI: 10.1016/0002-9378(73)90922-8
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661