@misc{indiciae3b53843d2c2f,
  title = {The labial melanotic macule.},
  author = {C R Spann and L G Owen and S J Hodge},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3631980/},
  note = {Source identifier: 3631980}
}