J C Grimwade, D W Walker, M Bartlett, S Gordon, C Wood. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » FemaleFetal Heart/physiologyHeart RateHumansPregnancySoundVibration
Year: 1971 PMID: 5538975 DOI: 10.1016/0002-9378(71)90839-8
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661