@misc{indiciae97ce10f9666b,
  title = {Tissue changes in germ-free rats with primary tumors.},
  author = {M Pollard and M Kajima and G Lorans},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/5655607/},
  note = {Source identifier: 5655607}
}