Shoaib,
M.
Max Planck Institute of Psychiatry, Max Planck Society;
Spanagel,
R.
Max Planck Institute of Psychiatry, Max Planck Society;
Stöhr,
T.
Max Planck Institute of Psychiatry, Max Planck Society;
Shippenberg,
T. S.
Max Planck Institute of Psychiatry, Max Planck Society;