@misc{indiciae879d6b83703a,
  title = {Extraskeletal osteosarcoma in a dog.},
  author = {R W Norrdin and J L Lebel and J S Chitwood},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5280079/},
  note = {Source identifier: 5280079}
}