@misc{indiciaed1f9859245ec,
  title = {Improved agar gradient-plate technique.},
  author = {D E Hunt and H J Sandham},
  year = {1969},
  doi = {10.1128/am.17.2.329-330.1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/4887286/},
  note = {Source identifier: 4887286}
}