1. Department of Obstetrics and Gynaecology, Faculty of Medicine, University of Ioannina, 45110 Ioannina, Greece
2. Department of Internal Medicine, Faculty of Medicine, School of Health Sciences, University of Ioannina, 45500 Ioannina, Greece
3. Imperial Centre for Cardiovascular Disease Prevention, Department of Public Health and Primary Care, Faculty of Medicine, Imperial College London, Exhibition Rd, South Kensington, London SW7 2BX, UK
4. Atherothrombosis Research Centre/Laboratory of Biochemistry, Department of Chemistry, University of Ioannina, 45110 Ioannina, Greece
5. Genetics and IVF Unit, Department of Obstetrics and Gynaecology, Faculty of Medicine, University of Ioannina, 45110 Ioannina, Greece
6. 1st Propedeutic Department of Medicine, School of Medicine, National and Kapodistrιan University of Athens, 11527 Athens, Greece