1. Department of Medical Research; National Taiwan University Hospital; Taipei Taiwan
2. Department of Pediatrics; National Taiwan University Hospital; Taipei Taiwan
3. Graduate Institute of Clinical Medicine; National Taiwan University; Taipei Taiwan
4. National Applied Research Laboratories; National Laboratory Animal Center; Taipei Taiwan
5. Institute of Basic Medical Sciences; Chinese Academy of Medical Sciences; Peking Union Medical College; Beijing PROC
6. Institute of Biomedical Sciences; Academia Sinica; Taipei Taiwan
7. Hepatitis Research Center; National Taiwan University Hospital; Taipei Taiwan