1. Department of Endocrinology University of Groningen, University Medical Center Groningen Groningen The Netherlands
2. Department of Endocrinology, Diabetology, and Metabolism Antwerp University Hospital Antwerp Belgium
3. Unidad de Gestion de Endocrinología y Nutrición Hospital Universitario Virgen de Valme Seville Spain
4. Pharmapace, Inc San Diego CA USA