Prof. Dr. Med. Michael Bartels is a highly experienced surgical oncologist with 34+ years of experience and extensive training and involvement in various professional societies. He is a graduate of Hannover Medical School, Germany and has published in both national and international journals.
Dr. Leontyev is a highly experienced thoracic and cardiovascular surgeon based in Germany. He has been the Head of the Cardiac Surgery Department at Leipzig University since 2011 and a cardiologist at the Heart Center at the Leipzig University from 2002-2010. He is a graduate of First Pavlov State Medical University of St. Petersburg with specialty in surgery and is a member of various professional organizations such as The German Society for Thoracic and Cardiovascular Surgery and The European Association for Cardio-Thoracic Surgery.