1. Cystic Fibrosis Center; Hospital San Carlo; Potenza Italy
2. Cystic Fibrosis Unit; ASST Spedali Civili; Brescia Italy
3. Pediatrician; Epidemiologist; Bergamo Italy
4. Italian Cystic Fibrosis Registry; Rome Italy
5. Italian Cystic Fibrosis League; Rome Italy
6. Cystic Fibrosis Center; Bambino Gesù Children's Hospital, IRCCS; Rome Italy