@article{27773,
  author       = {{Toeller, M. and Buyken, Anette and Heitkamp, G. and Berg, G. and Scherbaum, W.}},
  issn         = {{0018-5043}},
  journal      = {{Hormone and Metabolic Research}},
  pages        = {{680--685}},
  title        = {{{Prevalence of Chronic Complications, Metabolic Control and Nutritional Intake in Type 1 Diabetes: Comparison Between Different European Regions}}},
  doi          = {{10.1055/s-2007-978820}},
  year         = {{2008}},
}

@article{27990,
  author       = {{Toeller, M and Buyken, Anette and Heitkamp, G and Berg, G and Scherbaum, WA}},
  issn         = {{0018-5043}},
  journal      = {{Horm Metab Res}},
  number       = {{12}},
  pages        = {{680--685}},
  title        = {{{Prevalence of chronic complications, metabolic control and nutritional intake in type 1 diabetes: comparison between different European regions. EURODIAB Complications Study group.}}},
  doi          = {{10.1055/s-2007-978820}},
  volume       = {{31}},
  year         = {{1999}},
}