1. School of Physics, Aristotle University of Thessaloniki,ELEDIA@AUTH,Thessaloniki,Greece
2. University of Macedonia,Department of Applied Informatics,Thessaloniki,Greece
3. Embryolab Fertility Clinic,Thessaloniki,Greece
4. International Hellenic University,Department of Information and Electronic Eng.,Sindos,Greece
5. University of Western Macedonia,Dept. of Informatics and Telecommunications Eng.,Kozani,Greece