1 Unit of Internal Medicine, Casa Sollievo della Sofferenza Hospital, IRCCS, Viale dei Cappuccini 1, 71013, San Giovanni Rotondo (FG), Italy. Electronic address: [email protected].
2 Department of Medical and Surgical Sciences, Institute of Respiratory Disease, University of Foggia, Foggia, Italy.
3 Interventional Ultrasound Unit of Internal Medicine, Casa Sollievo della Sofferenza Hospital, IRCCS, San Giovanni Rotondo (FG), Italy.