R Phlippen, H Heck, B Grünewald. Show Affiliations »
Abstract
Mesh: See more » AdultAge FactorsCardiac Complexes, Premature/etiologyElectrocardiographyHeart RateHumansMiddle AgedPhysical ExertionSkiingSports Medicine
Year: 1970 PMID: 4104636
Source DB: PubMed Journal: Med Welt ISSN: 0025-8512