1. Children's Hospital; China Medical University Hospital; Taichung Taiwan
2. Department of Pediatrics; Chung Shan Medical University Hospital; Taichung Taiwan
3. Institute of Medicine; Chung Shan Medical University; Taichung Taiwan
4. Management Office for Health Data; China Medical University Hospital; Taichung Taiwan
5. Institute of Biostatistics; China Medical University; Taichung Taiwan
6. Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine; China Medical University Hospital; Taichung Taiwan
7. College of Medicine; China Medical University; Taichung Taiwan