@misc{indiciae1b0f56f6d0c5,
  title = {[Multiple primary malignant tumors occurring in the same patient].},
  author = {A Sulkes and B Kaufman},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2190893/},
  note = {Source identifier: 2190893}
}