Research
H. J.; Fehr, T.; Elbert, T. (2001). Focal gamma band activity: the signature of chunks in the expert memory of chess players. Nature , 412 , 603. Fehr, T. Kissler, J., Elbert, T., Wienbruch, C., Moratti [...] Mechanism of the placebo effect in Parkinson's disease. Research in Complementary and Classical Natural Medicine , 9 , 237-239. Herrmann, M. (2002). Neurobehavioral changes after cardiac operation: does