[1] Univ Nicosia, Sch Sci, Dept Life, Hlth Sci, Nicosia, Cyprus
[2] Kings Coll London, Dept Nutr Sci, London, England
[3] Kings Coll Hosp London, Dept Rheumatol, London, England
[4] Kings Coll London, Ctr Rheumat Dis, London, England
[5] Ctr Rheumat Dis, Room 3-55,10 Cutcombe Rd, London SE5 9RJ, England