@misc{indiciae7ee3e22a1181,
  title = {Endocarditis caused by a psittacosis agent.},
  author = {J S Birkhead and K Apostolov},
  year = {1974},
  doi = {10.1136/hrt.36.7.728},
  url = {https://pubmed.ncbi.nlm.nih.gov/4413230/},
  note = {Source identifier: 4413230}
}