@misc{indiciae604bc442b862,
  title = {Hugh Barber.},
  author = {M Campbell and M Leveaux},
  year = {1970},
  doi = {10.1136/hrt.32.1.122},
  url = {https://pubmed.ncbi.nlm.nih.gov/4907122/},
  note = {Source identifier: 4907122}
}