@misc{indiciae50e3bd5c03ea,
  title = {Tumour markers.},
  author = {J V Klavins},
  year = {1986},
  doi = {10.1016/s0140-6736(86)91144-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2870259/},
  note = {Source identifier: 2870259}
}