1. University of Trento,Dept. of Information Engineering and Computer Science,Italy
2. UOS Pneumologia di Codogno, ASST Lodi,Lodi,Italy
3. Fondazione Policlinico Universitario A. Gemelli IRCCS,Dept. of Medical and Surgical Sciences,Rome,Italy
4. IRCCS San Matteo,Dept. of Internal Medicine,Pavia,Italy