@article{SteppuhnLangenScheidtNaveetal.2013,
  author    = {Henriette Steppuhn and Ute Langen and Christa Scheidt-Nave and Thomas Keil},
  title     = {Major comorbid conditions in asthma and association with asthma-related hospitalizations and emergency department admissions in adults: results from the German national health telephone interview survey (GEDA) 2010},
  journal   = {BMC Pulmonary Medicine},
  volume    = {13},
  number    = {46},
  doi       = {10.1186/1471-2466-13-46},
  year      = {2013},
}