Beaver Island Magnetic Anomaly Stone Circles, 27 Oct 2015 Gamma waves of 40hz effects on human behavior. http://www.ncbi.nlm.nih.gov/m/pubmed/24069368/?i=18
Lorenzo Pia, 22 Sep 2013 The Relationship between Self-Awareness of Attentional Status, Behavioral Performance and Oscillatory Brain Rhythms