title: Systolic time intervals and calibrated apexcardiogram in normal children (100 cases). Influence of age, sex and heart rate.
authors.affiliation: Department of Cardiology, Oporto Medical School, Portugal.
authors.forename: M T
authors.initials: MT
authors.lastname: Vaz
authors.forename: M C
authors.initials: MC
authors.lastname: Fonseca
authors.forename: L
authors.initials: L
authors.lastname: Simões
authors.forename: I
authors.initials: I
authors.lastname: Vasconcelos
authors.forename: M J
authors.initials: MJ
authors.lastname: Maciel
authors.forename: C
authors.initials: C
authors.lastname: Cunha
authors.forename: C
authors.initials: C
authors.lastname: Abreu-Lima
authors.forename: C
authors.initials: C
authors.lastname: Ramalhão
authors.forename: M
authors.initials: M
authors.lastname: Cerqueira-Gomes
mesh_terms: D000293:Adolescent; D000375:Aging / Q000502:physiology; D002648:Child; D002675:Child, Preschool; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006339:Heart Rate; D006801:Humans; D007223:Infant; D007702:Kinetocardiography; D008297:Male; D009200:Myocardial Contraction; D012016:Reference Values; D012737:Sex Factors; D013318:Stroke Volume; D013599:Systole