[1] Asclepeion Hosp, Dept Endocrinol, Athens, Greece
[2] Asclepeion Hosp, Dept Surg 2, Athens, Greece
[3] Asclepeion Hosp, Dept Rheumatol, Athens, Greece
[4] Asclepeion Hosp, Dept Pathol, Athens, Greece
[5] Asclepeion Hosp, Dept Med 2, Athens, Greece
[6] St Pauls Hosp, Dept Rheumatol, Thessaloniki, Greece