| Literature DB >> 14045326 |
Abstract
Entities:
Keywords: ADOLESCENCE; CHILD; ELECTROCARDIOGRAPHY; HEART DEFECTS, CONGENITAL; INFANT
Mesh:
Year: 1963 PMID: 14045326 PMCID: PMC1018020 DOI: 10.1136/hrt.25.4.465
Source DB: PubMed Journal: Br Heart J ISSN: 0007-0769