@misc{indiciae37cf201a6ff0,
  title = {Perspectives on the basic reproductive ratio.},
  author = {J M Heffernan and R J Smith and L M Wahl},
  year = {2005},
  doi = {10.1098/rsif.2005.0042},
  url = {https://pubmed.ncbi.nlm.nih.gov/16849186/},
  note = {Source identifier: 16849186}
}