Characterizing Mycobacterium tuberculosis isolates from Karachi, Pakistan: drug resistance and genotypes.


OBJECTIVES To study the prevalence, risk factors, and genotypes of drug-resistant Mycobacterium tuberculosis in Karachi. METHODS Pulmonary tuberculosis (TB) patients were recruited in a cross-sectional study (2006-2009). Drug susceptibility testing was performed for culture-positive cases (n=1004). Factors associated with drug resistance were evaluated… (More)
DOI: 10.1016/j.ijid.2011.12.015

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