1. Department of Medical Informatics, Erasmus MC‐Sophia Children's HospitalUniversity Hospital RotterdamRotterdam The Netherlands
2. Department of Pediatrics, Division of Endocrinology, Erasmus MC‐Sophia Children's HospitalUniversity Hospital RotterdamRotterdam The Netherlands
3. Clinical Chemistry, Erasmus MCUniversity Medical Center RotterdamRotterdam The Netherlands
4. Department of Pediatrics, Division of Respiratory Medicine and Allergology, Erasmus MC‐Sophia Children's HospitalUniversity Hospital RotterdamRotterdam The Netherlands
5. Julius Global HealthUniversity Medical Centre UtrechtUtrecht The Netherlands