[1] Univ Tubingen, Dept Med Psychol & Behav Neurobiol, D-72076 Tubingen, Germany
[2] Univ Tubingen, Ctr Integrat Neurosci, D-72076 Tubingen, Germany
[3] German Ctr Diabet Res DZD, Tubingen, Germany
[4] Univ Tubingen IDM, Inst Diabet Res & Metab Dis, Helmholtz Ctr Munich, Tubingen, Germany