Signals of hope: gauging the impact of a rapid national vaccination campaign.

A rapid coronavirus disease 2019 (COVID-19) vaccination rollout has led Israel to become the country with the highest rate of vaccinated individuals per capita worldwide. Here, we summarize the first signs for the real-world effectiveness and impact of the vaccination campaign. Preliminary data from Israel demonstrate real-life effectiveness of their COVID-19 vaccination campaign and provide insights that could inform rollout in other countries.