1. Department of Radiology, UZ Brussel, Vrije Universiteit Brussel, Laarbeeklaan 101, 1090 Brussels, Belgium
2. Department of Mechanics of Materials and Constructions, Vrije Universiteit Brussel, Pleinlaan 2, 1040 Brussels, Belgium
3. Department of Experimental Anatomy, Vrije Universiteit Brussel, Laarbeeklaan 103, 1090 Brussels, Belgium