@article{BoikoMartinezMadridSeepold2023,
  author    = {Andrei Boiko and Natividad Mart{\´i}nez Madrid and Ralf Seepold},
  title     = {Contactless technologies, sensors, and systems for cardiac and respiratory measurement during sleep: a systematic review},
  journal   = {Sensors},
  volume    = {23},
  number    = {11},
  pages     = {1 -- 27},
  doi       = {10.3390/s23115038},
  year        = {2023},
}