Jason S. Moser, Huppert, Jonathan D. , Duval, Elizabeth , and Simons, Robert F. . 2008. “Face Processing Biases In Social Anxiety: An Electrophysiological Study.”. Biological Psychology, 78, Pp. 93 - 103. https://www.sciencedirect.com/science/article/pii/S0301051108000252.