@misc{indiciaee2bb91e67be8,
  title = {Hyperkeratosis penetrans.},
  author = {D Borelli and H L Arnold and G B Skipworth},
  year = {1968},
  doi = {10.1001/archderm.98.6.683},
  url = {https://pubmed.ncbi.nlm.nih.gov/5697254/},
  note = {Source identifier: 5697254}
}