[1] Korea Natl Inst Hlth, Dept Immunol & Pathol, Seoul, South Korea
[2] Korea Natl Inst Hlth, Ctr Genome Sci, Seoul, South Korea
[3] Yonsei Univ, Coll Med, Dept Internal Med 5, Seoul, South Korea
[4] Yonsei Univ, Coll Med, Inst Allergy, Seoul, South Korea
[5] Univ Ulsan, Dept Pediat, Asan Med Ctr, Coll Med, Seoul, South Korea
[6] Seoul Natl Univ, Coll Med, Dept Internal Med, Seoul 151, South Korea