Polanczyk, G., de Lima, M. S., Horta, B. L., Biederman, J. & Rohde, L. A. The worldwide prevalence of ADHD: A systematic review and metaregression analysis. Am. J. Psychiatry 164, 942–948 (2007).
Neurofeedback training for executive function in ADHD children: a systematic review and meta-analysis
