@misc{indiciae1ec463497d5a,
  title = {Arsenic in opium.},
  author = {D V Datta},
  year = {1977},
  doi = {10.1016/s0140-6736(77)91969-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/65586/},
  note = {Source identifier: 65586}
}