@misc{indiciae15461bdb5c6e,
  title = {Modified gradient plate for use in the virus plaque technique.},
  author = {W T Soper},
  year = {1966},
  doi = {10.1128/am.14.3.470-471.1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/16349664/},
  note = {Source identifier: 16349664}
}