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. 2023 Jun 13;13(6):e071973. doi: 10.1136/bmjopen-2023-071973

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© Author(s) (or their employer(s)) 2023. 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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Monthly numbers of first primary cleft lip repair and palate repair procedures in the first year of the COVID-19 period (between April 2020 and March 2021; red line) and the preceding year (between April 2019 and March 2020; blue line).Grey lines represent 5-year average (2014/2015–2018/2019) for historic comparison. Shaded areas represent lockdown periods (lockdown 1: 23 March 2020–23 June 2020; lockdown 2: 5 November 2020–6 December 2020; lockdown 3: 1 January 2021–8 March 2021). CLP, cleft lip and palate.