@misc{indiciae542477adbfcc,
  title = {Extraosseous osteogenic sarcoma.},
  author = {W Shahin and C Chaimoff and M Dintsman},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4525654/},
  note = {Source identifier: 4525654}
}