@misc{indiciae505b54a896d8,
  title = {Threshold quantities for helminth infections.},
  author = {J A Heesterbeek and M G Roberts},
  year = {1995},
  doi = {10.1007/bf00176380},
  url = {https://pubmed.ncbi.nlm.nih.gov/7714416/},
  note = {Source identifier: 7714416}
}