@misc{indiciaecdff2d8e37c8,
  title = {Malignant melanoma. A unifying concept.},
  author = {A B Ackerman},
  year = {1980},
  doi = {10.1097/00000372-198000240-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/7468933/},
  note = {Source identifier: 7468933}
}