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. 2019 Apr 5;10:431. doi: 10.3389/fimmu.2019.00431

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Copyright © 2019 Tebruegge, Ritz, Donath, Dutta, Forbes, Clifford, Zufferey, De Rose, Robins-Browne, Hanekom, Graham, Connell and Curtis.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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STARD flow chart showing the composition of the initial and the final study population. IGRA, interferon-γ release assay; QFT-GIT, QuantiFERON-TB Gold In-Tube assay; TB, tuberculosis; TST, tuberculin skin test.