@misc{indiciaeee9f77990844,
  title = {Exercise asthma.},
  author = {H Herxheimer},
  year = {1972},
  doi = {10.1016/s0140-6736(72)90886-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4110666/},
  note = {Source identifier: 4110666}
}