@misc{indiciae3965abca89ab,
  title = {A challenge for the future.},
  author = {M Maas and M Hardy},
  year = {1988},
  doi = {10.3928/0098-9134-19880301-05},
  url = {https://pubmed.ncbi.nlm.nih.gov/3351201/},
  note = {Source identifier: 3351201}
}