@misc{indiciae8cf19e7db982,
  title = {How clean are your instruments?},
  author = {N A Beischer},
  year = {1987},
  doi = {10.1111/j.1479-828x.1987.tb00993.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/3435361/},
  note = {Source identifier: 3435361}
}