[1] Univ Hosp Munich, Med Dept Innenstadt, Munich, Germany
[2] German Inst Human Nutr Potsdam Rehbrucke, Dept Clin Nutr, Potsdam, Germany
[3] German Inst Human Nutr Potsdam Rehbrucke, Dept Pharmacol, Potsdam, Germany
[4] Univ Hosp Berlin, Dept Endocrinol Diabetol & Nutr, Berlin, Germany
[5] Univ Cincinnati, Dept Psychiat, Cincinnati, OH USA