@misc{9696,
  author = {C. Schneider and S. Jick and U. Bothner and C. Meier},
  title = {COPD and the risk of depression},
  year = {2010},
  journal = {Chest},
  volume = {137},
  number = {2},
  pages = {341-7},
  issn = {0012-3692},
  doi = {10.1378/chest.09-0614},
}