Affiliation: | 1.Unit of Internal Medicine, ‘Casa Sollievo della Sofferenza’ Hospital, I.R.C.C.S., Viale dei Cappuccini 1, 71013, San Giovanni Rotondo, FG, Italy ;2.Department of Medical and Surgical Sciences, University of Foggia, Viale Pinto 1, 71121, Foggia, Italy ;3.Unit of Rheumatology, San Pietro Fatebenefratelli Hospital, Via Cassia 600, 00189, Rome, Italy ; |