1. Department of Anesthesiology, Faculty of Medicine Chulalongkorn University Bangkok Thailand
2. Faculty of Medicine and Health The University of Sydney Sydney New South Wales Australia
3. Operating Block and Anaesthesia Department, Pediatric Hospital, N. Gendenjamts Memorial National Center for Maternal and Child Health Ulaanbaatar Mongolia
4. Department of Anesthesiology, Faculty of Medicine, Siriraj Hospital Mahidol University Bangkok Thailand
5. Bayan‐Ulgii Province General Hospital Bayan‐Ulgii Mongolia
6. Sharav.Kh Memorial Diagnostic and Treatment Center of Umnugobi Province Umnugovi Mongolia
7. Department of Anesthesiology Queen Sirikit National Institute of Child Health Bangkok Thailand
8. Dornod Medical Centre Dornod Mongolia
9. Department of Anesthesia Cincinnati Children's Hospital Medical Center Cincinnati Ohio USA
10. Central Hospital of Khuvsgul Province Khuvsgul Mongolia
11. Operating Block and Anaesthesia Department Intermed Hospital Mongolia Ulaanbaatar Mongolia
12. Department of Anaesthesia, School of Child and Adolescent Health The University of Sydney Sydney New South Wales Australia