@misc{indiciae0c5713bd46e2,
  title = {[Standardized concentration test in children].},
  author = {E Polácek and J Kreisinger and J Korcáková},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4742950/},
  note = {Source identifier: 4742950}
}