@misc{indiciae533bdc2f7c3f,
  title = {Dr Langdon Down.},
  author = {I McKinlay},
  year = {1991},
  doi = {10.1136/adc.66.11.1367},
  url = {https://pubmed.ncbi.nlm.nih.gov/1755663/},
  note = {Source identifier: 1755663}
}