@misc{indiciae6a642f186021,
  title = {A quality control program for the bacteriology laboratory.},
  author = {E G Halstead and R A Quevedo and W H Gingerich},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5115997/},
  note = {Source identifier: 5115997}
}