Dan Barouch, MD, PhD (Center for Virology and Vaccine Research, BIDMC) discusses the development of a COVID-19 vaccine.

CNBC – July 21, 2020

Timeline and duration of vaccine efficacy still uncertain: Virus expert

Dan Barouch, Director of Center for Virology and Vaccine Research, Beth Israel Deaconess Medical Center says a vaccine could be available by early-2021, but only if everything goes perfectly during human trials. He also says the duration of immunity of a vaccine is still unknown, pointing out that antibodies in recovered patients declined quickly.