| Literature DB >> 14059456 |
Abstract
Entities:
Keywords: ADOLESCENCE; AGING; CHILD; ELECTROCARDIOGRAPHY; HEART DEFECTS, CONGENITAL; INFANT; INFANT, NEWBORN
Mesh:
Year: 1963 PMID: 14059456 DOI: 10.1161/01.cir.28.3.362
Source DB: PubMed Journal: Circulation ISSN: 0009-7322 Impact factor: 29.690