@misc{indiciae486eb2d9e04c,
  title = {Tag system eliminates check lists.},
  author = {D M Ruppert and N L Ruhlow},
  year = {1968},
  doi = {10.1016/s0001-2092(08)70122-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/5186753/},
  note = {Source identifier: 5186753}
}