title: Systematic review of interferon-gamma release assays in tuberculosis: focus on likelihood ratios.
authors.affiliation: Tuberculosis and Chest Service, Department of Health, Hong Kong SAR, China. kc_chang@dh.gov.hk
authors.forename: Kwok Chiu
authors.initials: KC
authors.lastname: Chang
authors.forename: Chi Chiu
authors.initials: CC
authors.lastname: Leung