[1] Univ Ioannina, Dept Internal Med, Sch Med, GR-45110 Ioannina, Greece
[2] Univ Ioannina, Physiol Lab, Sch Med, GR-45110 Ioannina, Greece
[3] Univ Ioannina, Dept Chem, Biochem Lab, GR-45110 Ioannina, Greece
[4] Aristotle Univ Thessaloniki, Atherosclerosis Unit, Hippocrat Hosp, GR-54006 Thessaloniki, Greece