[1] Sungkyunkwan Univ, Kangbuk Samsung Hosp, Dept Internal Med, Div Infect Dis,Sch Med, Seoul, South Korea
[2] Chonnam Natl Univ, Dept Infect Dis, Med Sch, Gwangju, South Korea
[3] Seoul Natl Univ, Bundang Hosp, Dept Internal Med, Coll Med, Seongnam, South Korea
[4] Kyungpook Natl Univ, Sch Med, Dept Internal Med, Daegu, South Korea
[5] Hanyang Univ, Dept Internal Med, Coll Med, Seoul, South Korea
[6] Inje Univ, Dept Internal Med, Div Infect Dis, Coll Med, Busan, South Korea
[7] Kyung Hee Univ, Kyung Hee Univ Hosp, Dept Internal Med, Coll Med, Seoul, South Korea
[8] Korea Univ, Dept Internal Med, Div Infect Dis, Coll Med, Seoul, South Korea
[9] Yonsei Univ, Dept Internal Med, Div Infect Dis, Coll Med, Seoul, South Korea
[10] Nowon Eulji Univ Hosp, Dept Pediat, Seoul, South Korea
[11] Yonsei Univ, Dept Lab Med, Coll Med, Seoul, South Korea
[12] Kyungpook Natl Univ, Sch Med, Dept Prevent Med, Daegu, South Korea
[13] Seoul Natl Univ, Dept Pharm, Bundang Hosp, Seongnam, South Korea
[14] Korea Inst Healthcare Accreditat, Seoul, South Korea
[15] Hlth Insurance Review & Assessment Serv, Hlth Insurance Review & Assessment Res Inst, Wonju, South Korea
[16] Kyungpook Natl Univ, Chilgok Hosp, Sch Med,Div Infect Dis, Dept Internal Med, Daegu, South Korea