@misc{indiciae1be1bc9d18b9,
  title = {Further observations on penicillinase.},
  author = {A B GREAVES},
  year = {1961},
  doi = {10.1001/jama.1961.63040240017020b},
  url = {https://pubmed.ncbi.nlm.nih.gov/13708106/},
  note = {Source identifier: 13708106}
}