@misc{indiciaec5473390d987,
  title = {Cardiac pacemakers.},
  author = {J D Morris},
  year = {1966},
  doi = {10.1016/s0003-4975(10)66548-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/5332522/},
  note = {Source identifier: 5332522}
}