1. From the Department of Pediatric Pulmonology and Allergy, Emma Children’s Hospital, Amsterdam University Medical Centers
2. Department of Rehabilitation Medicine, Amsterdam Movement Sciences, Amsterdam, The Netherlands
3. Department of Pediatric Infectious Diseases, Imperial College Healthcare NHS Trust
4. Section of Pediatric Infectious Diseases, Imperial College, London, United Kingdom
5. WHO Regional Office for Europe, Copenhagen, Denmark
6. Department of Pediatrics, Tergooi MC, Hilversum, The Netherlands
7. Department of Child and Adolescent Psychiatry and Psychosocial Care, Amsterdam Reproduction & Development, Amsterdam University Medical Centers, Amsterdam
8. Department of Rehabilitation, Physical Therapy Science and Sports, University Medical Center Utrecht, Utrecht, The Netherlands.