REFERENCES
- Matthews , T. V. ( 2007 ). Neurofeedback overtraining and the vulnerable patient . Journal of Neurotherapy , 11 ( 3 ), 63 – 66 .
- Ochs , L. (2006). The Low Energy Neurofeedback System (LENS): Theory, background, and introduction. Journal of Neurotherapy , 10(2–3), 5–39.
- Witkin , H. A. ( 1974 ). Psychological differentiation: Studies of development . New York : Halstead Press .