Simultaneous and Longitudinal Comparison of Interferon Gamma Release Assay Data from Health Care Workers in Japan

Tomoshige Matsumoto¹, Yukio Hirayama¹, Yuka Hisamitsu¹, Megumi Fukumura¹, Akemi Hirata¹, Kumi Tanaka¹, Masashi Kurokawa¹, Yoshitaka Tamura¹, Hisako Yoshida¹, Takayuki Nagai¹, Ichiro Kawase¹, Koichi Suzuki² and Yoshihiko Hoshino^2*

¹Osaka Prefectural Medical Center for Respiratory and Allergic Diseases, Japan

²National Institute of Infectious Diseases, Japan

^*Corresponding Author: Yoshihiko Hoshino, Leprosy Research Center, National Institute of Infectious Diseases, Tokyo 189-0002, Japan, Tel: +81-42-391-8211, Fax: +81-42-391-8807 Email: