1. From the Center for Pediatric Research, University Hospital for Children and Adolescents (M.G., T.L., U.S., R.P., W.K., A.K.), Leipzig Research Center for Civilization Diseases (LIFE Child) (M.G., M.V., W.K., A.K.), CrescNet, Medical Faculty (R.G., E.K., R.P.), and Integrated Research and Treatment Center (IFB), Adiposity Diseases, University Medical Center (T.L., U.S., A.K.), University of Leipzig, Leipzig, Germany.