@misc{indiciae6d65669f6120,
  title = {The evolution of virulence.},
  author = {P W Ewald},
  year = {1993},
  doi = {10.1038/scientificamerican0493-86},
  url = {https://pubmed.ncbi.nlm.nih.gov/8446883/},
  note = {Source identifier: 8446883}
}