@misc{indiciae65adaf824d66,
  title = {When is cannabis resin?},
  author = {E G Clarke and A E Robinson},
  year = {1970},
  doi = {10.1177/002580247001000302},
  url = {https://pubmed.ncbi.nlm.nih.gov/5493662/},
  note = {Source identifier: 5493662}
}