@misc{indiciae6fa7dba6d166,
  title = {Avian leukosis.},
  author = {J Hoekstra and W K Hill and B H Rispens and T Smit and H J Mas},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/4298155/},
  note = {Source identifier: 4298155}
}