@misc{indiciae332c60942107,
  title = {Exercise and the breathless bronchitic.},
  author = {N H Secher and F Madsen and K Bjerre-Jepsen and C E Dalgaard and A Kok-Jensen and A Hald and L Bentzen and S L Nielsen and G Grimby},
  year = {1980},
  doi = {10.1016/s0140-6736(80)90201-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/6107524/},
  note = {Source identifier: 6107524}
}