SH Wong, M Ip, W Tang, Z Lin, C Kee, E Hung, G Lui, N Lee, FKL Chan, JC Wu, JJY Sung, and SC Ng, Inflammatory Bowel Diseases. 11, 2014. 20: p. 2067-2072. [IF: 4.525] Screening for latent tuberculosis (TB) is mandatory in inflammatory bowel disease (IBD) before starting anti-tumor necrosis factor therapy. Data on the utility of screening tests in populations with moderate background risk of TB are limited. This study aims to evaluate the performance of interferon-gamma release