Fig. 5From: Urine colorimetry to detect Low rifampin exposure during tuberculosis therapy: a proof-of-concept studyDistribution of urine colorimetric assay among HIV/TB patients based on a serum rifampin target attainment of (a) C max 8mg/L, (b) C max 6.6mg/L, and (c) AUC0-8 24.1mg*hr/L Back to article page