@misc{indiciae4e54917e6d42,
  title = {Variability in surface ECG morphology: signal or noise?},
  author = {Smith, J. M. and Rosenbaum, D. S. and Cohen, R. J.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/20040089065},
  note = {Source identifier: 20040089065}
}