1. Department of Physical Engineering, Faculty of Electrical Engineering and Applied Natural Sciences , Westphalian University , D-45897 Gelsenkirchen , Germany
2. General and Theoretical Electrical Engineering (ATE), and CENIDE – Center of Nanointegration Duisburg-Essen , University of Duisburg-Essen , D-47048 Duisburg , Germany
3. Department of Biomedical Engineering, Modeling and Applied Social Sciences Center , Federal University of ABC, 09606-045 São Bernardo do Campo , SP , Brazil
4. Laboratory of Magnetic Resonance in Neuroradiology (LIM44), Hospital das Clinicas HCFMUSP, Faculdade de Medicina , Universidade de São Paulo, São Paulo , SP , Brazil
5. Institute for Biometry and Medical Informatics, Medical Faculty, Otto-Von-Guericke University Magdeburg, D-39120 Magdeburg , Germany