In January 2022, our genomic surveillance network identified a SARS-CoV-2 BA.1 and BA.2 coinfection in a sample from a patient residing in Brazil. Our results suggest that the true number of SARS-CoV-2 coinfections remains largely underestimated.
© 2022. The Author(s), under exclusive licence to Springer-Verlag GmbH Austria, part of Springer Nature.