欧洲疾控中心：传染病威胁报告（2025年5月24日-5月30日，第22周）（英文版）

Since the last update on 25 April 2025, and as of 28 May 2025, NB.1.8.1 (XDV descendant) was added as a variant under monitoring (VUM). • Note that for this update, sufficient data for estimating variant proportions during the reporting weeks is only available from two EU/EEA countries. The statistics below therefore only represent a limited part of the EU/EEA. • The VOI and VUM median proportions in the EU/EEA for weeks 19-20, based on two reporting countries, are currently: • KP.3 32.8% (ra