aFacultad de Farmacia, Universidad CEU-San Pablo, Madrid, Spain; bDepartment of Endocrinology, Hospital Infantil Universitario Niño Jesús, Madrid, Spain; cDepartment of Pediatrics, CIBERobn Instituto Carlos III, Universidad Autonoma de Madrid, Madrid, Spain
aDivision of Endocrinology and Metabolism, Biomedical Research Foundation of the Academy of Athens, Athens, Attiki, Greece; bDepartment of Nutrition, Harokopio University of Athens, Athens, Attiki, Greece; cFirst Department of Pediatrics, Aghia Sophia Childrens Hospital, University of Athens Medical School, Athens, Attiki, Greece
aUniversity-Childrens Hospital, Paediatric Endocrinology, Tuebingen, Germany; bDepartment of Clinical Epidemiology and Applied Biometry, University of Tuebingen, Tuebingen, Germany
aCenter for Pediatric Research, University Hospital for Children and Adolescents Leipzig, University of Leipzig, Leipzig, Germany; bLaboratory Medicine and Molecular Diagnostics, Institute of Clinical Chemistry, University of Leipzig, Leipzig, Germany; cMedical Center Adiposity Diseases (IFB), University of Leipzig, Leipzig, Germany
aFirst Department of Pediatrics, University of Athens School of Medicine, Athens, Greece; bDepartment of Clinical Therapeutics, University of Athens School of Medicine, Athens, Greece; cDepartment of Clinical Biochemistry, Aghia Sophia Childrens Hospital, Athens, Greece