Stefan Gielen

Germany , Детмольд

Doctor in the clinic Клиника Липпе Детмольд (Германия)

Main stream
Cardiac surgery

Speaks in tongues
German

Dr. Stefan Gielen-cardiologist, cardiac surgeon.

Congenital heart disease Ventricular septal defect Atrial septal defect Arrhythmia Angina pectoris Infectious endocarditis