@misc{indiciae2e5dbc75047c,
  title = {Fractal variability versus pathologic periodicity: complexity loss and stereotypy in disease},
  author = {Goldberger, A. L.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/20040172934},
  note = {Source identifier: 20040172934}
}