@misc{indiciaeca2dda2b7736,
  title = {OPs cause bad trips?},
  author = {E Hood},
  year = {2001},
  doi = {10.1289/ehp.109-a156},
  url = {https://pubmed.ncbi.nlm.nih.gov/11335197/},
  note = {Source identifier: 11335197}
}