The percentage of national populations infected during the first stages of the COVID-19 pandemic are unclear owing to limited early testing. Here the authors provide a nation-wide prevalence study of SARS-CoV-2 antibodies in France from the first wave of COVID-19 in 2020, including stratification based on age, sex and region.
- Stéphane Le Vu
- Gabrielle Jones
- Harold Noel
