@misc{indiciae28a2b76502e8,
  title = {Aging and the complexity of cardiovascular dynamics},
  author = {Kaplan, D. T. and Furman, M. I. and Pincus, S. M. and Ryan, S. M. and Lipsitz, L. A. and Goldberger, A. L.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/20050000850},
  note = {Source identifier: 20050000850}
}