title: Spread of extensively drug-resistant tuberculosis.
authors.forename: Sofia
authors.initials: S
authors.lastname: Samper
authors.forename: Carlos
authors.initials: C
authors.lastname: Martín
mesh_terms: D017088:AIDS-Related Opportunistic Infections / Q000453:epidemiology / Q000382:microbiology / Q000635:transmission; D021821:Communicable Diseases, Emerging / Q000453:epidemiology / Q000382:microbiology / Q000635:transmission*; D004196:Disease Outbreaks; D015658:HIV Infections / Q000150:complications; D006801:Humans; D017720:Molecular Epidemiology; D009169:Mycobacterium tuberculosis / Q000145:classification / Q000187:drug effects / Q000235:genetics / Q000302:isolation & purification; D013019:South Africa / Q000453:epidemiology; D013030:Spain / Q000453:epidemiology; D018088:Tuberculosis, Multidrug-Resistant / Q000453:epidemiology / Q000382:microbiology / Q000635:transmission*; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology / Q000382:microbiology / Q000635:transmission*