1. UOC Pneumologia, Dipartimento Scienze Mediche e Chirurgiche Fondazione Policlinico Universitario A. Gemelli IRCCS Rome Italy
2. Servizio Pneumologico Aziendale Azienda Sanitaria dell'Alto Adige Bolzano Italy
3. Emergency Medicine Department Humanitas Gavazzeni Bergamo Italy
4. Department of Woman and Child Health and Public Health Fondazione Policlinico Universitario Agostino Gemelli IRCCS Rome Italy
5. Department of Pediatrics Lodi Hospital Lodi Italy
6. Emergency Medicine Unit General Hospital Voghera Voghera Italy
7. Pulmonary Medicine Unit Codogno Hospital, Azienda Socio Sanitaria Territoriale Lodi Codogno Italy
8. Ippocrate Medical Center Castelnuovo di Garfagnana Lucca Italy