“The changing dynamics of the COVID-19 pandemic present a unique challenge for evaluating vaccines for the SARS-CoV-2 virus.”

Dr. Manish Sadarangani

With more than 140 SARS-CoV-2 vaccines in development, the race is on for a successful candidate to help prevent COVID-19. But—according to a new paper published today in the Canadian Medical Association Journal (CMAJ)—there are challenges in evaluating the efficacy of these vaccines during the pandemic. [MORE]