@misc{indiciaebbef435b14e5,
  title = {Enamel matrix pigmentation in the developing bovine tooth.},
  author = {I M Shapiro and B H Amdur},
  doi = {10.1016/0003-9969(65)90097-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5226989/},
  note = {Source identifier: 5226989}
}