1. Faculty of Nursing, University of Thessaly, 41500 Larissa, Greece
2. Clinical Epidemiology Laboratory, Faculty of Nursing, National and Kapodistrian University of Athens, 11527 Athens, Greece
3. Department of Endocrinology and Diabetes Center, General Hospital “G. Gennimatas”, 11527 Athens, Greece
4. Department of Radiology, P. & A. Kyriakou Children’s Hospital, 11527 Athens, Greece
5. Department of Tourism Studies, University of Piraeus, 18534 Piraeus, Greece
6. Center for Health Services Management and Evaluation, Faculty of Nursing, National and Kapodistrian University of Athens, 11527 Athens, Greece
7. Faculty of Nursing, National and Kapodistrian University of Athens, 11527 Athens, Greece