NEW: @UKHSA Variant Technical Briefing

Technical Briefing 33https://t.co/lOqLhRGaU4

Updated Omicron Risk Assessmenthttps://t.co/sRQKyc9Usq pic.twitter.com/GQ5mqFAkQ1

— Meaghan Kall (@kallmemeg) December 23, 2021