@misc{indiciaed41c8272ff34,
  title = {Dynamic population epidemic models.},
  author = {F G Ball},
  year = {1991},
  doi = {10.1016/0025-5564(91)90011-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/1806120/},
  note = {Source identifier: 1806120}
}