1. Lero, Maynooth University, Maynooth, Co. Kildare, Ireland, --- Select a Country ---
2. Anghelos Centro Studi sulla Comunicazione, Palermo, Italy, --- Select a Country ---
3. Department of Emergency Medicine, Hospital of South West Jutland, Esbjerg, Denmark, --- Select a Country ---
4. Dipartimento di Matematica e Informatica, Università di Palermo, Palermo, Italy, --- Select a Country ---