Neu A et al. Diagnosis, Therapy and Follow-Up … Exp Clin Endocrinol Diabetes 2019; 127 (Suppl 1): S39–S72 German Diabetes Association: Clinical Practice Guidelines Thieme Diagnosis, Therapy and Follow-Up of Diabetes Mellitus in Children and Adolescents Authors Andreas Neu1, Jutta Bürger-Büsing2, Tho