Dr. Stephan Gielen is a Director of the Dept. of Cardiology, Angiology, and Intensive Care Medicine at the Klinikum Lippe, Detmold, Germany, and has a long history of involvement in cardiovascular prevention. His skills and expertise include Interventional Cardiology, Endothelial Dysfunction, Heart Failure, Cardiology, Cardiovascular System, Atherosclerosis, Chronic Heart Failure, Hypertension, Coronary Artery Disease, and Cardiovascular Risk Prevention.