@misc{indiciaeb3a30ef4d818,
  title = {Feedback improves performance: validating a first principle.},
  author = {Linda L Blank and Jordan J Cohen},
  year = {2007},
  doi = {10.1001/archpedi.161.1.103},
  url = {https://pubmed.ncbi.nlm.nih.gov/17199075/},
  note = {Source identifier: 17199075}
}