Acknowledgment

The authors wish to acknowledge the cooperation with the medical groups of Prof. Dr. Dr. H.F. Zeilhofer (Kantonsspital Basel, Switzerland) and Prof. Dr. Dr. C.U. Fritzemeier (Universitätsklinikum Düsseldorf, Germany).

Figure 2: Surface meshes. Left: 3D relief as surface mesh. Right: Registed 2nd mesh (blue) merged with the first one.