@misc{indiciae79d5e7452837,
  title = {People cause pollution.},
  author = {S Chowdhury},
  year = {1990},
  doi = {10.1136/bmj.301.6743.124-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/2390582/},
  note = {Source identifier: 2390582}
}