@misc{indiciae1ad6df05fdd7,
  title = {Heart rate variability in cluster headache.},
  author = {Luigi Tubani and Luigi Baratta and Flavia Giorgino and Massimo Delfino and Giuseppe Fiore and Vincenzina Golluscio and Mario Giacovazzo},
  url = {https://pubmed.ncbi.nlm.nih.gov/12739428/},
  note = {Source identifier: 12739428}
}