Raafat, Omar, et al. “Short Term Evaluation of Right Ventricular Function Using Speckle Tracking Echocardiography before and After Trans-Catheter Device Closure of Atrial Septal Defects in Children”. Acta Biomedica Atenei Parmensis, vol. 96, no. 2, Apr. 2025, p. 16736, https://doi.org/10.23750/abm.v96i2.16736.