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Abstract
Entities: Species
Mesh: See more » Cardiology/standardsChildChild, PreschoolEchocardiography/economicsEchocardiography/standardsEchocardiography/statistics & numerical dataHumansInfantPediatrics/standards
Year: 1997 PMID: 9190558
Source DB: PubMed Journal: Pediatrics ISSN: 0031-4005 Impact factor: 7.124