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. 2022 Aug 19;30(2):713–721. doi: 10.1007/s43032-022-01062-2

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© The Author(s), under exclusive licence to Society for Reproductive Investigation 2022, Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 2 — Bleeding characteristics of vaccinated and infected women. Bleeding symptoms were grouped into 2 major groups: “Excessive” (HMB, prolonged MP, IMB, or in combination and frequent menstruation) or “Scant” (short/light MP, infrequent MP, or a combination of either one + IMB. HMB, heavy menstrual bleeding; MP, menstrual period; IMB, inter-menstrual bleeding)