@misc{indiciaea95600748b59,
  title = {Aging as a confounding factor in carcinogenicity bioassays.},
  author = {M S von Wittenau and D J Gans},
  year = {1981},
  doi = {10.3109/01480548109017823},
  url = {https://pubmed.ncbi.nlm.nih.gov/7344908/},
  note = {Source identifier: 7344908}
}