Medical school at Phillips university of Marburg 1990 - !997 General surgury and Traumatology in 1997 - 2000 Cardithoracic surgery since 2001
minimal invasiv cardiac surgery Endovascular threatment of Aortic aneurysm
Links[1] https://www.ctsnet.org/user/login?destination=user/437022 [2] https://www.ctsnet.org/print/home/aiyohannes [3] https://www.ctsnet.org/society/ctsnet