1. Department of Pediatrics; Mackay Memorial Hospital; Taipei Taiwan
2. Department of Medical Research; Mackay Memorial Hospital; Taipei Taiwan
3. Department of Medicine; Mackay Medical College; New Taipei City Taiwan
4. Department of Early Infant Care and Education, Mackay Medicine; Nursing and Management College; Taipei Taiwan
5. Department of Infant and Child Care; National Taipei University of Nursing and Health Sciences; Taipei Taiwan
6. Division of Gastroenterology, Department of Internal Medicine; Mackay Memorial Hospital; Taipei Taiwan
7. Medical College; Fu-Jen Catholic University; Taipei Taiwan
8. Institute of Biotechnology; National Taipei University of Technology; Taipei Taiwan
9. Department of Otorhinolaryngology; Mackay Memorial Hospital; Taipei Taiwan
10. Department of Pediatrics; Taipei Veterans General Hospital; Taipei Taiwan
11. Institute of Clinical Medicine; National Yang-Ming University; Taipei Taiwan
12. Department of Pediatrics; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
13. Department of Pediatrics; Chi Mei Medical Center; Tainan Taiwan