Moderna COVID-19 vaccine appears safe, shows signs of working in older adults - study https://t.co/5B6mJfrTZe pic.twitter.com/7psGh7S7cD— Reuters (@Reuters) September 30, 2020
Moderna COVID-19 vaccine appears safe, shows signs of working in older adults - study https://t.co/5B6mJfrTZe pic.twitter.com/7psGh7S7cD