@misc{indiciae2137abcc1f5a,
  title = {Synchronizing with standard time and atomic clocks.},
  author = {Patricia R McCartney},
  doi = {10.1097/00005721-200301000-00014},
  url = {https://pubmed.ncbi.nlm.nih.gov/12514357/},
  note = {Source identifier: 12514357}
}