@misc{indiciaed432d47dbee1,
  title = {Introduction to tumor immunotherapy.},
  author = {F Helm and J Helm},
  year = {1979},
  doi = {10.1111/ijd.1979.18.3.205},
  url = {https://pubmed.ncbi.nlm.nih.gov/457312/},
  note = {Source identifier: 457312}
}