PT - JOURNAL ARTICLE AU - Claudia C. Dobler TI - Disease definitions in respiratory and sleep medicine: changes in diagnostic criteria and categories over time and clinical implications AID - 10.1183/20734735.0117-2021 DP - 2021 Sep 01 TA - Breathe PG - 210117 VI - 17 IP - 3 4099 - http://breathe.ersjournals.com/content/17/3/210117.short 4100 - http://breathe.ersjournals.com/content/17/3/210117.full SO - Breathe2021 Sep 01; 17