[1] Hannover Med Sch, Med Psychol, Hannover, Germany
[2] Sana Hosp Grp Berlin Brandenburg, Social Pediat Ctr Lichtenberg, Berlin, Germany
[3] Childrens Hosp Bult, Diabet Ctr Children & Adolescents, Hannover, Germany
[4] Catholic Childrens Hosp Wilhelmstift, Hamburg, Germany
[5] Bielefeld Univ, Evangel Klinikum Bethel, Univ Clin Pediat, Bielefeld, Germany
[6] Elisabeth Hosp Essen, Pediat, Essen, Germany
[7] Ruhr Univ Bochum, Univ Childrens Hosp, Univ Clin, Bochum, Germany
[8] Leopoldina Hosp Schweinfurt, Clin Pediat, Schweinfurt, Germany
[9] Eberhard Karls Univ Tuebingen, Pediat Endocrinol & Diabet, Tubingen, Germany
[10] Diabet Clin Children & Adolescents Muenster, Munster, Germany