@misc{indiciae5fe6a0f5f7a5,
  title = {Regional pulmonary function evaluation using xenon 133, a scintillation camera, and computer.},
  author = {M K Loken and J R Medina and J P Lillehei and P L'Heureux and G S Kush and R V Ebert},
  year = {1969},
  doi = {10.1148/93.6.1261},
  url = {https://pubmed.ncbi.nlm.nih.gov/5363376/},
  note = {Source identifier: 5363376}
}