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. 2021 Nov 24;11(11):e055834. doi: 10.1136/bmjopen-2021-055834

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© Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution 4.0 Unported (CC BY 4.0) license, which permits others to copy, redistribute, remix, transform and build upon this work for any purpose, provided the original work is properly cited, a link to the licence is given, and indication of whether changes were made. See: https://creativecommons.org/licenses/by/4.0/.

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Temporal trend of seroprevalence of anti-SARS-CoV-2 antibodies among pregnant women presenting for first antenatal care in three antenatal clinic facilities, eastern Ethiopia, between 1 April 2020 and 31 March 2021.