@misc{indiciaebd4532d80dce,
  title = {Contactless apnoea detector based on radar.},
  author = {C G Caro and J A Bloice},
  year = {1971},
  doi = {10.1016/s0140-6736(71)90274-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4107906/},
  note = {Source identifier: 4107906}
}