[1] Philipps Univ Marburg, Dept Psychiat & Psychotherapy, Rudolf Bultmann Str 8, D-35039 Marburg, Germany
[2] Rhein Westfal TH Aachen, Dept Psychiat & Psychotherapy, Pauwelsstr 30, D-52074 Aachen, Germany
[3] Rhein Westfal TH Aachen, Inst Human Genet, Pauwelsstr 30, D-52074 Aachen, Germany
[4] Med Res Ctr Julich, Inst Neurosci & Biophys 3, Julich, Germany
[5] Rhein Westfal TH Aachen, Cent Serv Facil Funct Imaging ICCR, BIOMAT, Pauwelsstr 30, D-52074 Aachen, Germany
[6] Univ Dortmund, Inst Phys, Dortmund, Germany