1. Department of Epidemiology and Public Health (E.B., M.B., A.B., M.M., M.K), University College London, London WC1E 6BT, United Kingdom
2. International Institute of Society and Health (M.B., A.B., M.M., M.K.), University College London, London WC1E 6BT, United Kingdom
3. Department of Biological Psychology (C.K.), Technical University of Dresden, D-01062 Dresden, Germany