@misc{indiciaeaf8ff346fa2f,
  title = {Dipygus (caudal duplication).},
  author = {L Spitz and A M Rickwood and D Pilling},
  year = {1979},
  doi = {10.1016/s0022-3468(79)80139-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/512799/},
  note = {Source identifier: 512799}
}