@misc{indiciaebc2370fa0f05,
  title = {Endocarditis after cardiac valvular replacement.},
  author = {J E Okies and J Viroslav and T W Williams},
  year = {1971},
  doi = {10.1378/chest.59.2.198},
  url = {https://pubmed.ncbi.nlm.nih.gov/5100821/},
  note = {Source identifier: 5100821}
}