1. Department of Medical Tourism Technical, University of Crete, 71110 Heraklion, Greece
2. Laboratory of Health Economics & Management, Department of Economics, University of Piraeus, 18534 Piraeus, Greece
3. Department of Public and One Health, University of Thessaly, 43100 Karditsa, Greece
4. Hellenic Association of Political Scientists, 10673 Athens, Greece
5. Department of Public Health Policy, School of Public Health, University of West Attica, 11521 Athens, Greece
6. Department of Finance, Audencia Business School, 44300 Nantes, France
7. The Financial Engineering Laboratory, Technical University of Crete, 73100 Chania, Greece