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Minimum spanning tree based on the diversity of MIRU-VNTR data. The different complexes identified are shaded (maximum neighbor distance: four changes; minimum size: two MIRU-VNTR types) by the set of 24 loci among the 183 MTBC strains analyzed. The size of each circle is proportional to the number of MIRU-VNTR types belonging to a particular complex. LAM, M. tuberculosis Latin American Mediterranean.
