@article{DuekingGiessingFrenkeletal.2020,
  author    = {Peter D{\"u}king and Laura Giessing and Marie Ottilie Frenkel and Karsten Koehler and Hans-Christer Holmberg and Billy Sperlich},
  title     = {Wrist-Worn Wearables for Monitoring Heart Rate and Energy Expenditure While Sitting or Performing Light-to-Vigorous Physical Activity: Validation Study},
  journal   = {JMIR mhealth and uhealth},
  volume    = {8},
  number    = {5},
  doi       = {10.2196/16716},
  year      = {2020},
}