1. Laboratory of Immunology and Infectious Diseases, Graduate School of Medical Science and Engineering, KAIST, Daejeon 34141, Korea.
2. Department of Internal Medicine, Chung-Ang University College of Medicine, Seoul 06973, Korea.
3. Laboratory of Translational Immunology and Vaccinology, Graduate School of Medical Science and Engineering, KAIST, Daejeon 34141, Korea.