@misc{indiciae943d74c2ec26, title = {Alternative explanations of learning disabilities: defensive hyperactivity.}, author = {S J Friedland and R B Shilkret}, year = {1973}, doi = {10.1177/001440297304000312}, url = {https://pubmed.ncbi.nlm.nih.gov/4747827/}, note = {Source identifier: 4747827} }