J R Burg, A Dodek, F E Kloster, J Metcalfe. Show Affiliations »
Abstract
Mesh: See more » AdolescentAdultElectrocardiographyFemaleHeart RateHumansPhonocardiographyPostpartum PeriodPosturePregnancyTime Factors
Year: 1974 PMID: 4813189 DOI: 10.1161/01.cir.49.3.560
Source DB: PubMed Journal: Circulation ISSN: 0009-7322 Impact factor: 29.690