[1] Heinrich Heine Univ Dusseldorf, German Diabet Ctr, Inst Clin Diabetol, Leibniz Ctr Diabet Res, Dusseldorf, Germany
[2] German Ctr Diabet Res, Partner Dusseldorf, Munich, Germany
[3] Monash Univ, Cent Clin Sch, Dept Diabet, Melbourne, Vic, Australia
[4] Victoria Univ, Inst Hlth & Sport iHeS, Melbourne, Vic, Australia
[5] Heinrich Heine Univ Dusseldorf, Med Fac, Dept Endocrinol & Diabetol, Dusseldorf, Germany
[6] Heinrich Heine Univ Dusseldorf, Univ Hosp Dusseldorf, Dusseldorf, Germany