[1] Dept Psychiat, Halle, Germany
[2] Johannes Gutenberg Univ Mainz, Dept Psychiat, D-6500 Mainz, Germany
[3] Univ Munich, Dept Psychiat, D-8000 Munich, Germany
[4] Privatklin Meiringen, Meiringen, Switzerland
[5] Paracelsus Univ, Dept Psychiat, Salzburg, Austria