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. 2015 Dec 21;5(4):249–254. doi: 10.5588/pha.15.0037

FIGURE 1.

FIGURE 1

Accuracy data set and radiological reference. The numbers reflect the classification in the radiological expert consensus. For the purposes of this study, categories 1+2 were considered TB-negative and categories 3+4 TB-positive. PTB = pulmonary tuberculosis.