@misc{indiciae50e0b638f770,
  title = {[Objective tooth color determination. Error source elimination].},
  author = {J Setz and J Geis-Gerstorfer and H Weber},
  year = {1992},
  url = {https://pubmed.ncbi.nlm.nih.gov/1426453/},
  note = {Source identifier: 1426453}
}