FDA Approved

https://www.fda.gov/medical-devices/cdrh-research-programs/functional-magnetic-resonance-imaging-and-quantitative-electroencephalography-fmriqeeg

https://qeegsupport.com/fda-approval-of-eeg-aid-for-adhd/
 
https://www.bluecrossnc.com/sites/default/files/document/attachment/services/public/pdfs/medicalpolicy/quantitative_electroencephalography_as_a_diagnostic_aid_for_ADHD.pdf
 
https://www.thecarlatreport.com/the-carlat-child-psychiatry-report/new-fda-approved-eeg-test-adhd-should-you-order-it/