@misc{indiciae0216aa2fc4cb,
  title = {Cutaneous changes in the porphyrias. A microscopic study.},
  author = {J H Epstein and D L Tuffanelli and W L Epstein},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4702703/},
  note = {Source identifier: 4702703}
}