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. 2023 Apr 25;14:1159351. doi: 10.3389/fimmu.2023.1159351

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Copyright © 2023 Rosi-Schumacher, Baker, Waris, Seiffert-Sinha and Sinha

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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Gender Ratio of PV by Country. Darker shading signifies higher female:male gender ratio of (A) PV or (B) BP. Countries with more than one shaded color signify that more than one study had results that fell into different categories.