Hello! Dr. Anton Titov, MD. Today we are with Dr. Jurgen Ennker, who is one of the most experienced heart surgeons in Germany. Dr. Jürgen Ennker, MD is a professor at the University of Witten-Herdecke in Germany, and has extensive clinical practice at several hospitals. Dr. Jürgen Ennker, MD is also well-known in Germany as a pioneer in studying results of surgery, called clinical outcomes. Dr. Ennker graduated from the University of Hannover in Germany. Dr. Jürgen Ennker, MD had extensive training in cardiac surgery in Berlin and in Lahr-Baden, where he founded a cardiac surgery center of excellence. Dr. Jürgen Ennker, MD is an author of hundreds of peer-reviewed articles about cardiac surgery, and over 20 books on cardiac surgery and on healthy lifestyle. Dr. Anton Titov, MD. Dr. Ennker, hello, and welcome. Hello!