@misc{indiciaefc0b16dd2892,
  title = {Idaho's voluntary laboratory proficiency program.},
  author = {D Brock and F O Graeber and L L Knight and P Lindsey},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/5008431/},
  note = {Source identifier: 5008431}
}