BNT162b2 mRNA COVID‐19 vaccine induces antibodies of broader cross‐reactivity than natural infection, but recognition of mutant viruses is up to 10‐fold reduced. Issue 9 (20th May 2021) - Chang, Xinyue; Augusto, Gilles Sousa; Liu, Xuelan; Kündig, Thomas M.; Vogel, Monique; Mohsen, Mona O.; Bachmann, Martin F.