Scientists See Downsides to Top COVID-19 Vaccines From Russia, China Scientists See Downsides to Top COVID-19 Vaccines From Russia, China

High-profile COVID-19 vaccines developed in Russia and China share a potential shortcoming: They are based on a common cold virus that many people have been exposed to, potentially limiting their effectiveness, some experts say.Reuters Health Information
Source: Medscape Critical Care Headlines - Category: Intensive Care Tags: Infectious Diseases News Source Type: news