Systolic time intervals and calibrated apexcardiogram in normal children (100 cases). Influence of age, sex and heart rate.
Vaz
M T
MT
Department of Cardiology, Oporto Medical School, Portugal.
Fonseca
M C
MC
Simões
L
L
Vasconcelos
I
I
Maciel
M J
MJ
Cunha
C
C
Abreu-Lima
C
C
Ramalhão
C
C
Cerqueira-Gomes
M
M
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