1. Department of Cardiology, Medical School, University of Ioannina, Greece,
2. Cardiovascular Research Institute, Ioannina, Greece,
3. Ceramics and Composites Laboratory, Department of Materials Science and Engineering, University of Ioannina, Ioannina, Greece,
4. Pole of Cardiovascular Research, Université Catholique de Louvain, Institut de Recherche Expérimentale et Clinique, Brussels, Belgium,
5. Pediatric Cardiology, Department of Child Health, Medical School, University of Ioannina, Ioannina, Greece