1. Intensive Care Unit, General Hospital of Rodos, “Andreas Papandreou”, Rodos, Greece;
2. Hellenic Society of Cardiopulmonary Resuscitation, Athens, Greece;
3. 1st Department of Intensive Care Medicine, National and Kapodistrian University of Athens, Greece;
4. Department of Clinical Therapeutics, National and Kapodistrian University of Athens, Greece;
5. Department of Clinical and Experimental Medicine, University of Pisa, Italy;
6. 1st Department of Cardiology, National and Kapodistrian University of Athens, Greece;
7. School of Medicine, European University Cyprus, Nicosia, Cyprus