1. Cystic Fibrosis Centre, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico Milano Italy
2. Direzione delle Professioni Sanitarie, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico Milano Italy
3. Department of Clinical Sciences and Community Health University of Milan Milano Italy
4. Department of Pathophysiology and Transplantation University of Milan Milano Italy