Klein, T. A., Neumann, J., Reuter, M., Hennig, J., von Cramon, D. Y., & Ullsperger, M. (2007). The modulatory influence of the DRD2 TAQ IA Polymorphism on negative feedback processing in a probabilistic learning task. Poster presented at 13th Annual Meeting of the Organization for Human Brain Mapping (HBM), Chicago, IL, USA.