@misc{indiciae8e10b66f5c31,
  title = {Learning the hard way.},
  author = {Sally Grantham-McGregor},
  year = {2003},
  doi = {10.1016/s0140-6736(03)12832-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/12660073/},
  note = {Source identifier: 12660073}
}