@misc{indiciae52c87264c3e5,
  title = {Pulmonary diffusion indices in ageing adults.},
  author = {S Singh and V Kumar and P Gupta and O P Tandon and K N Sharma},
  url = {https://pubmed.ncbi.nlm.nih.gov/3666874/},
  note = {Source identifier: 3666874}
}