1. Department of Pediatrics, Chonnam National University Hwasun Hospital, Gwangju, Korea.
2. Medical Research Center for Gene Regulation, Chonnam National University Medical School, Gwangju, Korea.
3. Department of Pharmacology, Chonnam National University Hwasun Hospital, Gwangju, Korea.
4. Department of Laboratory Medicine, Chonnam National University Hwasun Hospital, Gwangju, Korea.
5. Department of Internal Medicine, Chonnam National University Medical School, Gwangju, Korea.