(Reuters) -German biotech CureVac NV said on Wednesday its COVID-19 vaccine was only 47% effective in a late-stage trial, missing the study's main goal and throwing in doubt the potential delivery of hundreds of millions of doses to the European Union.
The disappointing efficacy of the shot known as CVnCoV emerged from an interim analysis based on 134 COVID-19 cases in the study with about 40,000 volunteers in Europe and Latin America.
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