@misc{indiciae8e75338569e2,
  title = {Cardiovascular instrumentation for spaceflight},
  author = {Schappell, R. T. and Polhemus, J. T. and Ganiaris, N. J.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770011786},
  note = {Source identifier: 19770011786}
}