1 Department for Diagnostic and Interventional Radiology, University Medical Center Goettingen, Goettingen, Germany.
2 Department of Diagnostic and Interventional Radiology, Heart Center Leipzig - University Leipzig, Strümpellstrasse 39, 04289, Leipzig, Germany.
3 Radiology Department, University Hospital Basel, Basel, Switzerland.
4 Department of Diagnostic and Interventional Radiology, Heart Center Leipzig - University Leipzig, Strümpellstrasse 39, 04289, Leipzig, Germany. matthias.gutberlet@helios-gesundheit.de.