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. 2020 Oct 7;61:103053. doi: 10.1016/j.ebiom.2020.103053

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© 2020 The Authors

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig 2: — TBAg1 and TBAg2 responses. A) TBAg1^a and B) TBAg2^b IGRA^c results of the six participants who converted during visit 2 (follow up enrolment) and reverted after 3 days (review enrolment). Each of the six participants had TST^d readings of 0 mm.The threshold of 0·35 IU/ml is indicated by the dashed line.

^aTBAg1 (TB1 tube result for QuantiFERON®-TB Gold Plus test)

^bTBAg2 (TB2 tube result for QuantiFERON®-TB Gold Plus test)

^cIGRA (interferon gamma release assay)

^dTST (tuberculin skin test)