- NEWS
COVID infection risk rises the longer you are exposed — even for vaccinated people
Access options
Access Nature and 54 other Nature Portfolio journals
Get Nature+, our best-value online-access subscription
$29.99 / 30 days
cancel any time
Subscribe to this journal
Receive 51 print issues and online access
$199.00 per year
only $3.90 per issue
Rent or buy this article
Prices vary by article type
from$1.95
to$39.95
Prices may be subject to local taxes which are calculated during checkout
doi: https://doi.org/10.1038/d41586-023-02715-1
References
Lind, M. L. et al. Nature Commun. 14, 5055 (2023).
Peng, Z. et al. Environ. Sci. Technol. 56, 1125–1137 (2022).