@misc{indiciae9a4056a40c74,
  title = {Toxicity equivalency factors for PCBs?},
  author = {D Barnes and A Alford-Stevens and L Birnbaum and F W Kutz and W Wood and D Patton},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1669971/},
  note = {Source identifier: 1669971}
}