1. Department of Family Medicine; Hallym University Sacred Heart Hospital; Anyang Korea
2. Department of Pediatrics; Seoul National University Bundang Hospital; Seongnam Korea
3. University College; Yonsei University International Campus; Incheon Korea
4. Department of Medical Nutrition; Kyung Hee University; Yongin Korea
5. Department of Occupational and Environmental Medicine; Hallym University Sacred Heart Hospital; Anyang Korea
6. Department of Pediatrics; Hallym University Sacred Heart Hospital; Anyang Korea
7. Department of Radiology; Hallym University Sacred Heart Hospital; Anyang Korea
8. Center for Biomedical Sciences; Korea National Institute of Health; Cheongju Korea