New coronavirus subvariant, XBB, now widespread in New England boston.com Submitted by uxd t3_zyb9re on December 29, 2022 at 5:42 PM in boston 199 comments 174
symonym7 t1_j2631ug wrote on December 29, 2022 at 10:44 PM Reply to comment by OldCoaly in New coronavirus subvariant, XBB, now widespread in New England by uxd Ah, so the assumption is that natural immunity’s effective period is equal to that of vaccination. Permalink Parent −2−
Viewing a single comment thread. View all comments