@misc{indiciaedd186af52e3f,
  title = {Chasing the unknown primary.},
  author = {D Slater},
  year = {1980},
  doi = {10.1136/bmj.281.6254.1566-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/6159945/},
  note = {Source identifier: 6159945}
}