@misc{indiciaee1d43592afba,
  title = {Arsenic in opium.},
  author = {R D Eaton},
  year = {1977},
  doi = {10.1016/s0140-6736(77)91225-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/67308/},
  note = {Source identifier: 67308}
}