@misc{indiciaee41f441d4f82,
  title = {Opium in China.},
  author = {A Fields and P A Tararin},
  year = {1970},
  doi = {10.1111/j.1360-0443.1970.tb03699.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4906515/},
  note = {Source identifier: 4906515}
}