@misc{8597,
  author = {S. Suissa and S. Dell'Aniello and P. Ernst},
  title = {Concurrent use of long-acting bronchodilators in COPD and the risk of adverse cardiovascular events},
  year = {2017},
  journal = {Eur Respir J},
  volume = {49},
  number = {5},
  issn = {0903-1936},
  doi = {10.1183/13993003.02245-2016},
}