title: A two-step approach for screening contacts of active tuberculosis.
authors.forename: E
authors.initials: E
authors.lastname: Girardi
authors.forename: M
authors.initials: M
authors.lastname: Loffredo
authors.forename: A
authors.initials: A
authors.lastname: Alessandrini
authors.forename: G
authors.initials: G
authors.lastname: Anzidei
authors.forename: D
authors.initials: D
authors.lastname: Goletti
mesh_terms: D000293:Adolescent; D002648:Child; D005260:Female; D006801:Humans; D007371:Interferon-gamma / Q000097:blood*; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis* / Q000635:transmission
chemical_list: D007371:Interferon-gamma