1. Michaelidion Cardiac Center and Department of Cardiology; Medical School; University of Ioannina; Ioannina Greece
2. Genetics Unit; Department of Obstetrics and Gynaecology; Medical School; University of Ioannina; Ioannina Greece
3. Laboratory of Microbiology; Medical School; University of Ioannina; Ioannina Greece
4. Laboratory of Physiology; Medical School; University of Ioannina; Ioannina Greece
5. Laboratory of Biochemistry; University Hospital of Ioannina; Ioannina Greece