@misc{indiciaec294bfe36756,
  title = {[Endodontic instrumentation: techniques, problems and management].},
  author = {Cheng-fei Zhang and Jia-de Wang},
  year = {2004},
  url = {https://pubmed.ncbi.nlm.nih.gov/15061899/},
  note = {Source identifier: 15061899}
}