. . . . . . . . . . . . . "WHO classification of SARS-CoV-2 Spike variant Alpha (B.1.1.7) as a Variant of Concern (VOC) on 2020-12-18." . "Alpha — WHO Variant of Concern (2020-12-18)" . . "2020-12-18" . . . "e.a.schultes@lacdr.leidenuniv.nl" . . "2026-06-01T10:30:42Z"^^ . . . . . "Alpha — WHO Variant of Concern (2020-12-18)" . . . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD3w/IUb755GIzp3ueODYkgELhyq4Clygb5Kspge50xo+n8uC/IvXwi+ukRjEpdfX/JZ09yKUCJ2AMMr/QchrsP1Xhg9Q3fEZ4E12XqFd5jX00Qs0K5XZwjBaV8NdDTJW9I4gpcyh0cry7hSBAWHkXEkqbK+lQvR4UFAKejFq6u/wIDAQAB" . "CDmw5hzRl1UqGFIm0xawZrLLGruXEJCvmmZneg62AOaO+Xn/jbNbKnhM/KXJCvdulZWURXWzMRv+y/tsU70akIQXo1pN1IapRWvc3IEWNVZyOIO/XdNJBg1A3zEMyWW7TrTvPZJjFGwzQ+2CBnNod5GVEhmAVTsuJQjxMeTEhGA=" . . .