
Disruption of the ventricular myocardial force-frequency relationship after cardiac surgery in children: Noninvasive assessment by means of tissue Doppler imaging
Keywords: 17; 20; 21; ASD; atrial septal defect; FFR; force-frequency relationship; IVA; isovolumic acceleration; TDI; tissue Doppler imaging; TGA; transposition of the great arteries; TOF; tetralogy of Fallot;