[1] Hannover Med Sch, Inst Clin Pharmacol, Carl Neuberg Str 1, D-30625 Hannover, Germany
[2] Hannover Med Sch, Dept Psychiat Social Psychiat & Psychotherapy, Hannover, Germany
[3] Hannover Med Sch, Hannover, Germany
[4] Hannover Med Sch, Pharmacovigilance, Hannover, Germany
[5] Georg August Univ Gottingen, Dept Psychiat & Psychotherapy, Gottingen, Germany
[6] Univ Clin Psychiat & Psychotherapy, Brandenburg Med Sch, Immanuel Klin, Rudersdorf, Germany
[7] Ludwig Maximilian Univ Munich, Dept Psychiat & Psychotherapy, Munich, Germany
[8] Prosomno Klin & Poliklin Schlafmed, Munich, Germany