1. Department of Movement and Sport Sciences; Ghent University; Ghent Belgium
2. Division of Metabolic and Nutritional Medicine; Dr. von Hauner Children's Hospital; Ludwig-Maximilians-University of Munich; München Germany
3. State Institute of Early Childhood Research; Munich Germany
4. Department of Nutrition and Dietetics; Harokopio University; Athens Greece
5. Growth, Exercise, Nutrition and Development Research Group; University of Zaragoza; Zaragoza Spain
6. Department of Social Medicine and Health Care Organization; Medical University Varna; Varna Bulgaria
7. Children's Memorial Health Institute; Warsaw Poland