@misc{indiciaea65082fb7993,
  title = {External mechanical cardiac stimulation.},
  author = {P M Zoll and A H Belgard and M J Weintraub and H A Frank},
  year = {1976},
  doi = {10.1056/nejm197606032942307},
  url = {https://pubmed.ncbi.nlm.nih.gov/772432/},
  note = {Source identifier: 772432}
}