@misc{indiciaea4da131dcfce,
  title = {[Cardiac contractile frequency in submariners].},
  author = {L I Gumenik and Iu S Ugulava},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4460342/},
  note = {Source identifier: 4460342}
}