Correction to: Nature Medicine https://doi.org/10.1038/nm.3985, published online 9 November 2015.

In the version of this article initially published, the sequence of the mouse adapted SHC014-MA15 virus had not been deposited in GenBank. The sequence has now been deposited in GenBank under accession number MT308984.

© The Author(s), under exclusive licence to Springer Nature America, Inc. 2020