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. 2014 Jul 11;1(2):ofu043. doi: 10.1093/ofid/ofu043

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© The Author 2014. Published by Oxford University Press on behalf of the Infectious Diseases Society of America.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs licence (http://creativecommons.org/licenses/by-nc-nd/3.0/), which permits non-commercial reproduction and distribution of the work, in any medium, provided the original work is not altered or transformed in any way, and that the work is properly cited. For commercial re-use, please contact journals.permissions@oup.com.

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Figure 2. — Incidence rates of herpes simplex virus (HSV)-2 reported in men and women among studies eligible for the systematic review. The area of the circle is proportional to the person-years accrued in a given study.