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. 2014 Sep 23;9(9):e106279. doi: 10.1371/journal.pone.0106279

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This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration, which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

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(A) ROC curves for reactivity of individual BSA-peptide conjugates with sera from healthy subjects and all smear-positive TB patients. (B) ROC curves for reactivity of individual BSA-peptide conjugates with sera from close/household contacts/NTBLD patients/HIV+TB- patients as reference standard, and all smear-positive TB patients. (C) ROC curves representing the additive performance of P1+P6, P1+P7 and P6+P7 conjugates for reactivity with sera from all smear-positive TB patients and healthy PPD-/PPD+/PPD-unknown subjects as reference standard. (D) ROC curves representing the additive performance of P1+P6, P1+P7 and P6+P7 conjugates for reactivity with sera from all smear-positive TB patients and from close/household contacts/NTBLD patients/HIV+TB- patients as reference standard.