Lancet
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Randomized Controlled Trial Multicenter Study
Safety and immunogenicity of a single-shot live-attenuated chikungunya vaccine: a double-blind, multicentre, randomised, placebo-controlled, phase 3 trial.
VLA1553 is a live-attenuated vaccine candidate for active immunisation and prevention of disease caused by chikungunya virus. We report safety and immunogenicity data up to day 180 after vaccination with VLA1553. ⋯ Valneva, Coalition for Epidemic Preparedness Innovation, and EU Horizon 2020.