1. Division of Pediatrics; Department of Clinical and Experimental Medicine; Faculty of Health Sciences; Linköping University; Linköping; Sweden
2. Section of Child Health; University of Glasgow; Royal Hospital For Sick Children; Glasgow; UK
3. Division of Pediatric Endocrinology; Cincinnati Children's Hospital Medical Center; University of Cincinnati College of Medicine; Cincinnati; OH; USA
4. Division of Paediatric Endocrinology & Diabetes; Department of Paediatrics; University Hospital for Children and Adolescents; Heidelberg; Germany
5. Division of Pediatrics; Department of Medical Sciences; Università del Piemonte Orientale Amedeo Avogadro; Novara; Italy
6. Department of Pediatric Endocrinology; Centre for Rare Diseases in Hormonal Receptivity; Angers University Hospital; Angers; France
7. Department of Pediatrics; Oregon Health & Science University; Portland; OR; USA
8. Department of Pediatrics; VU University Medical Centre; Amsterdam; The Netherlands
9. William Harvey Research Institute; Barts and the London School of Medicine & Dentistry; London; UK