1 Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea.
2 Division of Endocrinology and Metabolism, Department of Internal Medicine, Soonchunhyang University Cheonan Hospital, Soonchunhyang University College of Medicine, Cheonan, Korea.
3 Division of Endocrinology and Metabolism, Department of Internal Medicine, Konkuk University Medical Center, Konkuk University School of Medicine, Seoul, Korea.
4 Division of Endocrinology and Metabolism, Department of Internal Medicine, St. Vincent's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
5 Division of Endocrinology and Metabolism, Department of Internal Medicine, Seoul Metropolitan Government Seoul National University Boramae Medical Center, Seoul, Korea.
6 Division of Endocrinology and Metabolism, Department of Internal Medicine, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
7 Department of Internal Medicine, Keimyung University Dongsan Medical Center, Daegu, Korea.
8 Division of Endocrinology and Metabolism, Chosun University College of Medicine, Gwangju, Korea.
9 Division of Endocrinology and Metabolism, Department of Internal Medicine, CHA Bundang Medical Center, CHA University, Seongnam, Korea.
10 Division of Endocrinology and Metabolism, Department of Internal Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Korea.
11 Division of Endocrinology and Metabolism, Department of Internal Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, Korea.
12 Division of Endocrinology and Metabolism, Department of Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
13 Division of Endocrinology and Metabolism, Department of Internal Medicine, Sejong General Hospital, Bucheon, Korea.
14 Division of Endocrinology and Metabolism, Department of Internal Medicine, Chungnam National University College of Medicine, Daejeon, Korea.
15 Department of Endocrinology and Metabolism, Ajou University School of Medicine, Suwon, Korea.
16 Division of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea.
17 Department of Internal Medicine, Yeungnam University College of Medicine, Daegu, Korea.
18 Department of Internal Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea.
19 Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
20 Division of Endocrinology and Metabolism, Department of Internal Medicine, Hanyang University College of Medicine, Seoul, Korea.
21 Department of Internal Medicine, Hallym University Kangnam Sacred Heart Hospital, College of Medicine, Hallym University, Seoul, Korea.
22 Department of Ophthalmological, Seoul Metropolitan Government Seoul National University Boramae Medical Center, Seoul National University College of Medicine, Seoul, Korea.
23 Department of Endocrinology and Metabolism, Kyung Hee University Medical Center, College of Medicine, Kyung Hee University, Seoul, Korea.
24 Department of Internal Medicine, Daegu Catholic University School of Medicine, Daegu, Korea.
25 Division of Endocrinology and Metabolism, Department of Medicine, Kyung Hee University Hospital at Gangdong, College of Medicine, Kyung Hee University, Seoul, Korea.
26 Department of Internal Medicine, Seoul National University College of Medicine, Seoul, Korea.
27 Department of Food Science and Nutrition, The Catholic University of Korea, Bucheon, Korea.
28 Department of Food Service and Nutrition Care, Seoul National University Hospital, Seoul, Korea.
29 Nutrition Team, Samsung Medical Center, Seoul, Korea.
30 Department of Nutrition, Yeouido St. Mary's Hospital, The Catholic University of Korea, Seoul, Korea.
31 Department of Pediatrics, Soonchunhyang University Bucheon Hospital, Soonchunhyang University College of Medicine, Bucheon, Korea.
32 Department of Pediatrics, Inje University Ilsan Paik Hospital, Goyang, Korea.
33 Department of Pediatrics, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, Korea.
34 Division of Infectious Diseases, Department of Internal Medicine, Korea University College of Medicine, Seoul, Korea.
35 Division of Endocrinology and Metabolism, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea.