1. From Department of Internal Medicine I, University Hospital Aachen, RWTH Aachen University, Germany (B.A.K., M.L., K.S., C.L., N.M.); Institute of Experimental Genetics, Genome Analysis Center, Helmholtz Zentrum München, German Research Center for Environmental Health, Neuherberg, Germany (A.A., J.A.); Institute of Experimental Genetics, Life and Food Science Center Weihenstephan, Technische Universität München, Freising, Germany (J.A.); and German Center for Diabetes Research, Neuherberg, Germany ...