@misc{indiciae83b398fe00a4, title = {Hyperactivity - the elusive syndrome.}, author = {F Oberklaid}, year = {1982}, doi = {10.1111/j.1440-1754.1982.tb01968.x}, url = {https://pubmed.ncbi.nlm.nih.gov/7103873/}, note = {Source identifier: 7103873} }