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. 2021 Sep 27;9:732787. doi: 10.3389/fpubh.2021.732787

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Copyright © 2021 Schiffner, Backhaus, Rimmele, Schulz, Möhlenkamp, Klemens, Zapf, Solbach and Mischnik.

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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Dual axis scatter plot for IgG ratios and IGRA values. The dots represent participants and their positive IgG values (cut-off at 1.1) and the diamonds represent participants and their positive IGRA values (cut-off at 200 mIU/ml).