title: XDR tuberculosis in South Africa: old questions, new answers.
authors.affiliation: WHO Collaborating Centre for Tuberculosis and Lung Diseases, Fondazione S Maugeri, Care and Research Institute, Tradate 21049, Italy. gbmigliori@fsm.it
authors.forename: Giovanni Battista
authors.initials: GB
authors.lastname: Migliori
authors.forename: Giovanni
authors.initials: G
authors.lastname: Sotgiu
mesh_terms: D017088:AIDS-Related Opportunistic Infections / Q000188:drug therapy*; D054908:Extensively Drug-Resistant Tuberculosis / Q000188:drug therapy*; D006801:Humans; D013019:South Africa; D016896:Treatment Outcome