[1] Konkuk Univ, Med Ctr, Dept Internal Med, Div Endocrinol & Metab,Sch Med, Seoul, South Korea
[2] Jeonbuk Natl Univ, Jeonbuk Natl Univ Hosp, Dept Internal Med, Div Endocrinol & Metab,Med Sch, Jeonju, South Korea
[3] Seoul Natl Univ, Bundang Hosp, Dept Internal Med, Coll Med, Seongnam, South Korea
[4] Kyung Hee Univ, Coll Med, Dept Endocrinol & Metab, Seoul, South Korea
[5] Ajou Univ, Ajou Univ Hosp, Dept Endocrinol & Metab, Sch Med, Suwon, South Korea
[6] Chungnam Natl Univ, Chungnam Natl Univ Hosp, Dept Internal Med, Coll Med, Daejeon, South Korea
[7] Korea Univ, Ansan Hosp, Dept Internal Med, Div Endocrinol & Metab,Coll Med, Ansan, South Korea
[8] Catholic Univ Korea, Coll Med, Dept Internal Med, Div Endocrinol & Metab,Yeouido St Marys Hosp, Seoul, South Korea
[9] Seoul Natl Univ Hosp, Dept Food Serv & Nutr Care, Seoul, South Korea
[10] Catholic Univ Korea, Dept Food Sci & Nutr, Bucheon, South Korea
[11] Seoul Natl Univ, Dept Internal Med, Coll Med, Seoul, South Korea
[12] Sungkyunkwan Univ, Samsung Med Ctr, Dept Med, Div Endocrinol & Metab,Sch Med, Seoul, South Korea
[13] Inje Univ, Ilsan Paik Hosp, Dept Internal Med, Div Endocrinol & Metab,Coll Med, Goyang, South Korea
[14] Yonsei Univ, Gangnam Severance Hosp, Dept Internal Med, Div Endocrinol & Metab,Coll Med, Seoul, South Korea
[15] Chung Ang Univ, Dept Internal Med, Div Endocrinol & Metab, Coll Med, Seoul, South Korea
[16] Inje Univ, Haeundae Paik Hosp, Dept Internal Med, Div Endocrinol & Metab,Coll Med, Busan, South Korea
[17] Korea Univ, Anam Hosp, Dept Internal Med, Div Endocrinol & Metab,Coll Med, Seoul, South Korea
[18] Sejong Gen Hosp, Dept Internal Med, Div Endocrinol & Metab, Bucheon, South Korea
[19] Seoul Natl Univ, Seoul Metropolitan Govt Seoul Natl Univ Boramae M, Dept Ophthalmol, Coll Med, Seoul, South Korea
[20] CHA Univ, CHA Bundang Med Ctr, Dept Internal Med, Div Endocrinol & Metab,Sch Med, Seongnam, South Korea
[21] Seoul Natl Univ, Bundang Hosp, Dept Pediat, Coll Med, Seongnam, South Korea
[22] Keimyung Univ, Dept Internal Med, Sch Med, Daegu, South Korea
[23] Korea Univ, Ansan Hosp, Dept Internal Med, Div Infect Dis,Coll Med, Ansan, South Korea
[24] Seoul Natl Univ, Seoul Metropolitan Govt Seoul Natl Univ Boramae M, Dept Internal Med, Coll Med, 20 Boramae Ro 5 Gil, Seoul 07061, South Korea