@misc{indiciae9ab9822ba64b,
  title = {Learning effect of repeated hypercapneic ventilatory response testing.},
  author = {K R Cooper and B A Phillips},
  year = {1986},
  doi = {10.1097/00000441-198606000-00003},
  url = {https://pubmed.ncbi.nlm.nih.gov/3087167/},
  note = {Source identifier: 3087167}
}