1. From the 2nd Cardiology Department (I.I., S.T., I.P., G.P., J.P., D.K., M.A.-N., J.L.) and 4th Department of Internal Medicine, Rheumatology Unit (P.K.), Attikon Hospital, University of Athens, Athens, Greece; and Department of Pharmaceutical Chemistry, University of Athens School of Pharmacy, Athens, Greece (I.A., C.K.).