1. Department of Electrical and Information EngineeringPolytechnic University of BariBari Italy
2. Department of Design SolutionElettronica S.p.ARome Italy
3. Antenna Division, the Antenna CompanyHigh Tech CampusEindhoven The Netherlands
4. Department of BioengineeringUniversity of AntwerpAntwerp Belgium
5. Department of Biocybernetics, Faculty of Electrical EngineeringUniversity of LjubljanaLjubljana Slovenia