1. Department of Neonatology and NICU, Beijing Chaoyang District Maternal and Child Healthcare Hospital, Beijing, China
2. The National Neonatal Lung Ultrasound Training Center, Chinese College of Critical Ultrasound & the World Interactive Network Focused On Critical Ultrasound China branch, Beijing, China
3. Department of Neonatology, The Fifth Medical Center of Chinese of PLA General Hospital, Beijing, China
4. Division of Neonatal–Perinatal Medicine, Department of Pediatrics, Cohen Children’s Medical Center, New York, NY, USA
5. Department of Emergency Medicine, San Luigi Gonzaga University Hospital, Torino, Italy
6. Division of Pediatric Radiology, Department of Radiology, Medical University Graz, Graz, Austria
7. Radiology Department, Faculty of Medicine, Institute for Children and Adolescents Health Care of Vojvodina, University of Novi Sad, Novi Sad, Serbia
8. Neonatal Intensive Care Unit, Puerta del Mar University Hospital, Cádiz, Spain
9. Biomedical Research and Innovation Institute of Cádiz (INiBICA), Research Unit, Puerta del Mar University Hospital, Cádiz, Spain
10. Department of Pediatrics, Shuangho Hospital, Taipei Medical University, New Taipei City, Taiwan
11. Department of Pediatrics & Community Health Sciences, University of Calgary, Foothills Medical Centre, Calgary, NW, Canada
12. Division of Neonatology, Department of Pediatrics, Taipei Medical University, Taipei, Taiwan
13. Department of Pediatrics, University Children's Hospital, Jagiellonian University Medical College, Krakow, Poland
14. Department of Ultrasound, Zhumadian Center Hospital, Zhumadian City, China
15. Intensive Care Unit, Zhejiang Hospital, Hangzhou, China
16. Neonatal Medical Center, Children’s Hospital of Nanjing Medical University, Nanjing, China
17. Department of Ultrasound, Beijing Chaoyang Hospital, Capital Medical University, Beijing, China
18. Department of Neonatology and NICU, Tai'an Central Hospital of Shandong Province, Taian City, China
19. Neonatal Intensive Care Unit, Affiliated Shenzhen Maternity & Child Healthcare Hospital, Southern Medical University, Shenzhen, China
20. Department of Neonatology and NICU, Huizhou Central Hospital of Guangdong Province, Huizhou City, China
21. Department of Intensive Care Unit, The Second Affiliated Hospital of Heilongjiang University of Chinese Medicine, Haerbin, China
22. Department of Neonatology, Yantai Yuhuangding Hospital Affiliated to Qingdao University School of Medicine, Yantai, Shandong Province, China
23. Department of Emergency, University Hospital of Cattinara, Trieste, Italy
24. Neonatology Unit, Hospital Germans Trias i Pujol, Badalona, Spain
25. Unit of Radiology, Ospedale S. Maria delle Croci Ravenna, Ausl Romagna, Ravenna, Italy