1. Department of Pediatric and Adolescent Medicine, Herlev and Gentofte Hospitals, Denmark
2. Department of Clinical Research, Steno Diabetes Center Copenhagen, Denmark
3. Section of Biostatistics, Department of Public Health, Faculty of Health Sciences, University of Copenhagen, Denmark
4. Department of Midwifery, Physiotherapy, Occupational Therapy and Psychomotor Therapy, University College Copenhagen, Copenhagen, Denmark
5. Institute of Clinical Research, University of Southern Denmark, Odense, Denmark
6. Hans Christian Andersen Children’s Hospital, Odense University Hospital, Denmark
7. OPEN, Odense Patient Data Explorative Network, Odense University Hospital, Odense, Denmark
8. Department of Regional Health Research, University of Southern Denmark, Odense, Denmark
9. Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark