1. Immune Response and Vascular Disease Unit, CEDOC, Nova University Lisbon, Lisbon, Portugal;
2. Department of Haematology, Dumfries Royal Infirmary, Cargenbridge, Dumfries, UK;
3. Department of Rheumatology, American University of Beirut, Bliss, Beirut, Lebanon;
4. Division of Allergy and Clinical Immunology, University of Salerno, Salerno, Italy;
5. Department of Clinical Biochemistry, Urmia University of Medical Sciences, Urmia, Iran