- Clinical efficacy and safety of two injections of a bivalent vaccine as a primary series during a period of Omicron circulation News-Medical.Net
- BA.2 and BA.5 omicron differ immunologically from both BA.1 omicron and pre-omicron variants Nature.com
- XBB Omicron variant evades vaccine-induced immunity News-Medical.Net
- Study shows emerging Omicron sublineages efficiently evade neutralization independent of immunization history News-Medical.Net
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