1. Coimbra Institute for Biomedical Imaging and Translational Research, University of Coimbra, 3000-548 Coimbra, Portugal
2. Center in Basic Education, Polytechnic Institute of Bragança, 5300-253 Bragança, Portugal
3. Portuguese Catholic University-CITAR, 4169-005 Porto, Portugal
4. University of Trás-os-Montes e Alto Douro, 5000-801 Vila Real, Portugal