1. Third Department of Cardiology, Ippokratio General Hospital, Aristotle University of Thessa-loniki, Thessaloniki, Greece
2. Clinical Research Unit, Special Unit for Biomedical Research and Education (SUBRE), School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece
3. Department of Pharmacology, ISF College of Pharmacy, Moga, India
4. Department of Biochemistry, Punjab Agricultural University, Ludhiana, India