1. Department of Pediatrics, Wolfson Children's, University of Florida, Jacksonville, FL.
2. Respiratory Therapy Department, Children’s Hospital of Philadelphia, Philadelphia, PA.
3. Immunological and Respiratory Disorders, Paediatric Critical Care Unit Research Group, Institut de Recerca Sant Joan de Déu, University of Barcelona, Barcelona, Spain.
4. Pediatric Intensive Care and Intermediate Care Department, Hospital Sant Joan de Déu, University of Barcelona, Barcelona, Spain.
5. Fetal and Neonatal Institute, Division of Neonatology, Children’s Hospital Los Angeles, Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA.
6. Department of Anesthesiology and Critical Care, Children’s Hospital Los Angeles, Los Angeles, CA.
7. Copenhagen Trial Unit, Centre for Clinical Intervention Research, The Capital Region of Denmark, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
8. Department of Pediatrics, Sainte-Justine Hospital, Université de Montréal, Montreal, QC, Canada.