@misc{indiciaefa4bc38616c6,
  title = {Letter: SI units.},
  author = {A Brown},
  year = {1975},
  doi = {10.1016/s0140-6736(75)90987-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/49822/},
  note = {Source identifier: 49822}
}