Tchavdar N. Shalganov, MD, PhD is a Consulting Cardiologist, Electrophysiologist, and Head of the National Heart Hospital. He received a Doctor of Philosophy degree from the University Hospital of Maastricht. His research interests are Cardiology, Clinical Cardiac Electrophysiology, Medical Science Publishing, Catheter Ablation, Ventricular Tachycardia, Devices, Electrocardiogram, Pacemakers, Cardiomyopathies, Interventional Cardiology.