Effects of azithromycin on ventricular repolarization in children with COVID-19 Suleyman Sunkak; Mustafa Argun; Binnaz Celik; Onur Tasci; Agah Bahadir Ozturk; Dogan Bahadir Inan; Murat Dogan;

Changes in heart rate variability after ventricular septal defect closure in children. Where do we stand? Adaptation mechanism, sequela or complications? Fátima F. Pinto;

In newly diagnosed hypertensive children, increased arterial stiffness and reduced heart rate variability were associated with a non-dipping blood pressure pattern Erman Cilsal;