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. 2012 Oct 15;7(10):e47340. doi: 10.1371/journal.pone.0047340

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© 2012 Nkurunungi et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Results are presented as logs (to base 10) of spot forming units for the two RD1 antigens. (a) ESAT-6 at five years vs.CFP-10 at five years (n = 179); r_s = 0.7548 (b) ESAT-6 follow-up vs. CFP-10 follow-up (n = 158); r_s = 0.7838 (c) CFP-10 at five years vs. CFP-10 at follow-up (n = 127); r_s = 0.3125 (d) ESAT -6 at five years vs. ESAT-6 at follow-up (n = 163); r_s = 0.3576.