We evaluate the impact of government mandated proof of vaccination requirements for access to public venues and non … vaccination rates and 790,000 or more first doses for Canada as a whole as of October 31, 2021 (5 to 13 weeks after the provincial … mandate announcements). We also find large vaccination gains in France (3 to 5 mln first doses), Italy (around 6 mln) and …

SARS-CoV-2, the coronavirus, spread across Germany within just a short period of time. Seroepidemiological studies are …, we were able to identify a history of vaccination or infection in study participants. By combining these results with …