[1] Ctr Dis Control, Res & Diagnost Ctr, Taipei, Taiwan
[2] Natl Yang Ming Univ, Dept Biotechnol & Lab Sci Med, Taipei 112, Taiwan
[3] Taipei Med Univ, Sch Med Lab Sci & Biotechnol, Taipei, Taiwan
[4] Changhua Christian Hosp, Dept Lab Med, Changhua, Taiwan
[5] Natl Hlth Res Inst, Inst Populat Hlth Sci, Zhunan, Taiwan
[6] Chang Gung Univ, Coll Med, Chang Gung Childrens Hosp, Div Pediat Infect Dis, Tao Yuan, Taiwan
[7] Chang Gung Univ, Chang Gung Mem Hosp, Kaohsiung Med Ctr, Dept Pediat,Div Pediat Infect Dis,Coll Med, Kaohsiung, Taiwan
[8] China Med Univ, China Med Univ Hosp, Sch Med, Div Pediat Infect Dis,Dept Pediat, Taichung, Taiwan
[9] Ctr Dis Control & Prevent, Div Viral Dis, Atlanta, GA USA
[10] Hungarian Acad Sci, Vet Med Res Inst, H-1581 Budapest, Hungary