@misc{indiciae6807f06952f0,
  title = {Influenza outbreak.},
  author = {S K Mandal},
  year = {1973},
  doi = {10.1136/bmj.1.5851.481-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/4689844/},
  note = {Source identifier: 4689844}
}