@misc{indiciae0ac0dea3f6cb,
  title = {A programmed learning course in toxicology II.},
  author = {C O Haavik and W L Blockstein},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5118798/},
  note = {Source identifier: 5118798}
}