Antibiotic treatment of exacerbations of COPD in general practice: long-term impact on health- related quality of life

Ethical approval The study protocol was approved by the Spanish health authorities, according to the Spanish legislation for observational studies, and all patients gave written informed consent. Source of funding The EVOCA study has been sponsored by Bayer Healthcare, Barcelona, Spain. Bayer Healthcare contributed to the study design but it was not involved in data collection, data analysis, manuscript preparation and/or publication decisions. Disclosures The authors declare no conflicts of interest.