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VitD3 analysis. Plasma levels of 25(OH)D3 in the placebo compared to the vitD3+PBA group at baseline and at weeks 4, 8, and 16 after initiation of anti-TB chemotherapy. Data are shown in a scatter dot plot with blue symbols for placebo and red symbols for vitD3+PBA treatment. The solid line indicates the median, and the dashed lines mark the thresholds for vitD3 deficiency and insufficiency.
