@misc{indiciae534948b9b416,
  title = {Pulmonary function of marathon runners.},
  author = {D A Kaufmann and E W Swenson and J Fencl and A Lucas},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4461968/},
  note = {Source identifier: 4461968}
}