Two-year durability of MVA-BN vaccine-induced antibodies and the risk of Mpox breakthrough infections among high-risk populations: a prospective, longitudinal study.
OBJECTIVES Since the 2022 global Mpox outbreak, vaccination programs using the MVA-BN vaccines have been widely implemented. However, the durability of vaccine-induced immunity remains incompletely understood. METHODS Men who have sex with men aged ≥18 years who completed two-dose MVA-BN vaccination were enrolled in...