@article{GronwaldRogersHoos2020,
  author    = {Thomas Gronwald and Bruce Rogers and Olaf Hoos},
  title     = {Fractal Correlation Properties of Heart Rate Variability: A New Biomarker for Intensity Distribution in Endurance Exercise and Training Prescription?},
  journal   = {Frontiers in Physiology},
  volume    = {11},
  doi       = {10.3389/fphys.2020.550572},
  year      = {2020},
}