Perhaps @sailorrooscout could shed some light on this. Many of us have had FIVE doses. ☹️
RT @BallouxFrancois: Intriguing new study from Qatar. In short, the reported risk of Omicron re-infection was found to be lower in people who had 2 vaccine doses vs. those unvaccinated, but higher in people with 3 vaccine doses vs. those who had only 2 doses.
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https://www.medrxiv.org/content/10.1101/2022.10.31.22281756v1

🐦🔗: https://nitter.eu/NChildersMEP/status/1588203411484577792