1 Laboratory of Preventive Cardiology, Second Cardiology Department, Attikon University Hospital, National and Kapodistrian University of Athens, Medical School, Athens, Greece.
2 Second Department of Internal Medicine, Attikon University Hospital, National and Kapodistrian University of Athens, Medical School, Athens, Greece.
3 Department of Clinical Therapeutics, Alexandra Hospital, National and Kapodistrian University of Athens, Medical School, Athens, Greece.
4 Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece.
5 Forth Department of Internal Medicine, Attikon University Hospital, National and Kapodistrian University of Athens, Medical School, Athens, Greece.