@misc{indiciaee2ddbf14148c,
  title = {Sympathetic-nerve activity during sleep.},
  author = {S Kalsner},
  year = {1993},
  doi = {10.1056/nejm199306243282513},
  url = {https://pubmed.ncbi.nlm.nih.gov/8347217/},
  note = {Source identifier: 8347217}
}