Thoeringer, C. K., Ripke, S., Unschuld, P. G., Lucae, S., Ising, M., Bettecken, T., Uhr, M., Keck, M. E., Mueller-Myhsok, B., Holsboer, F., Binder, E. B., & Erhardt, A. (2009). The GABA transporter 1 (SLC6A1): a novel candidate gene for anxiety disorders. Journal of Neural Transmission, 116(6), 649-657.