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Clinical and treatment characteristics of selected AI/AN patients at IHS facilities with presumptive TB based on ICD-9-CM diagnostic codes, determined to have a current diagnosis of LTBI (n=156): U.S., 2006–2009
AI/AN = American Indian/Alaska Native
IHS = Indian Health Service
TB = tuberculosis
ICD-9-CM = International Classification of Diseases, Ninth Revision, Clinical Modification
LTBI = latent tuberculosis infection
