Affiliation: | 1. Respiratory Diseases Unit, ASL4 Chiavarese, Sestri Levante, Italy;2. Emergency Medicine Unit, ASL4 Chiavarese, Lavagna, Italy;3. Public Health Unit, ASL4 Chiavarese, Chiavari, Italy;4. Forensic Medicine, ASL4 Chiavarese, Chiavari, Italy;5. Respiratory Diseases Unit, Umberto Parini Hospital, Aosta, Italy;6. Respiratory Diseases Unit, Villa Scassi Hospital, Genova, Italy |