1. Faculty of Medicine and Dentistry, Department of Pediatrics,
2. Alberta Research Centre for Health Evidence,
3. Alberta Strategy for Patient Oriented Research (SPOR) SUPPORT Unit, and
4. Women and Children’s Health Research Institute, University of Alberta, Edmonton, Alberta, Canada;
5. Department of Pediatrics, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia;
6. Pediatric Pulmonary and Sleep Unit, Al-Sabah Hospital, Kuwait; and
7. Pediatric Pulmonology Division, Pediatric Department, King Abdullah Specialized Children’s Hospital, Ministry of National Guard Hospital Affairs, Riyadh, Saudi Arabia