@misc{indiciae113093f8e528,
  title = {Letter to the editor: PDGRE: a computer program to graph human pedigrees.},
  author = {K Shockley and D J Harris},
  year = {1976},
  url = {https://pubmed.ncbi.nlm.nih.gov/1108644/},
  note = {Source identifier: 1108644}
}