1. Intensive Care Unit, University Hospital of Larissa, University of Thessaly, Faculty of Medicine, 41110 Larissa, Greece
2. Section of Molecular Pathology and Human Genetics, Department of Internal Medicine, School of Medicine, University of Crete, 71403 Heraklion, Greece
3. Department of Biomedical Sciences, School of Health and Care Sciences, University of West Attica, 12243 Athens, Greece
4. Laboratory of Clinical Virology, School of Medicine, University of Crete, Heraklion 71500, Greece
5. Laboratory of Genetics, Department of Biotechnology, Agricultural University of Athens, 11855 Athens, Greece