YONSEI MEDICAL JOURNAL, vol. 52, no. 6, page. 1008 - 1015, 2011-11-01
CYTOKINE, vol. 55, no. 3, page. 420 - 428, 2011-09
VACCINE, vol. 29, no. 33, page. 5481 - 5487, 2011-07-26