@misc{indiciaed92517a740cd,
  title = {Computer quantitation of coronary angiograms},
  author = {Ledbetter, D. C. and Selzer, R. H. and Gordon, R. M. and Blankenhorn, D. H. and Sanmarco, M. E.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19790067017},
  note = {Source identifier: 19790067017}
}