@misc{indiciae4ef8597551ad,
  title = {Root canal instruments are poorly standardized.},
  author = {E Stenman and L S Spångberg},
  year = {1993},
  doi = {10.1016/s0099-2399(06)81358-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/8245754/},
  note = {Source identifier: 8245754}
}