PT - JOURNAL ARTICLE AU - Michael Kreuter AU - Vincent Cottin TI - The threat in chronic lung diseases: acute exacerbations AID - 10.1183/16000617.0075-2017 DP - 2017 Sep 30 TA - European Respiratory Review PG - 170075 VI - 26 IP - 145 4099 - http://err.ersjournals.com/content/26/145/170075.short 4100 - http://err.ersjournals.com/content/26/145/170075.full SO - EUROPEAN RESPIRATORY REVIEW2017 Sep 30; 26