
Mike Bloomberg @MikeBloomberg
How close are we to a COVID-19 vaccine? What determines whether or not a potential vaccine is effective? These are questions we all have. Luckily, experts like Dr. Ruth Karron and @DrJoshS can provide some answers in our latest podcast. https://t.co/Uqm23ed5yp https://t.co/3zb8uSOsFH — PolitiTweet.org